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2009-7-1 · 1.. IntroductionReliable information of evapotranspiration (ET) is essential in studies relating to hydrology, climate and water resource management at various scale.Although ET can be directly measured, it is laborious, time-consuming and costly, and is therefore estimated in most situations. The most widely used approach is the one recommended by the Food and Agriculture Organization (FAO ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe results indicated that under drip irrigation, deep percolation at 1-m depth was stable at 0.5-0.8 E with the same N rate for winter wheat. At 0.5-0.8 E, deep percolation was also relatively ...
Get Price2020-4-27 · Province in northeast China found ~300 ppbv CO between 1000 and 4000 m (Dickerson et al., 2007), generally larger than 230 most ARIAs prof iles (except for Julu) .
Get Price2017-5-15 · As opposed to using the air change rate for the whole room to regulate the residential ventilation rate in China, the ventilation rate per person is more frequently used in both the EU and USA. However, using default values of n , A or N br , the typical air change rate (~ 0.5 h − 1 to ~ 0.7 h − 1 ) would be similar to the values in China.
Get PriceA short summary of this paper. ... Modernising the electricity sector in China and India in the context of rapid economic growth and concern from climate change. Download. An Asian Dilemma. Modernising the electricity sector in China and India in the context of rapid …
Get PriceThe 3-year (2009–2011) field experiment was conducted at Wuwei, northwest China, with two maize to pea strip width ratios (80:80 cm and 120:80 cm), each under three N fertilizer rates (0, 90 and ...
Get Price2018-8-1 · The results show that the effective air volume in the west wing at 280 m was 3.0 m ³ /s, the operating ambient temperature was 27.6°C, the relative humidity was reduced to 76%, and the ...
Get PriceThe strongest AOD decrease is observed in Chengdu (−0.045, or −8 % of AOD, per year) and Zhengzhou (−0.046, or −9 % of AOD, per year) areas, while over the North China plane and coastal ...
Get PriceBut admittedly, China is still one of the less green countries in the world. The forest coverage rate is still lower than the global average of 30.7%, and the per capita forest area is less than a third of the world’s average. The per capita forest stock is even lower at around a sixth of that around the world.
Get Price2020-4-6 · Hypoxia causes injury and yield loss. Soil aeration has been reported to accelerate the growth of plants and increase crop yield. The aim of this study was to examine growth response of greenhouse-produced muskmelon to 3 levels of sub-surface drip irrigation (I), 3 different installation depths of drip laterals in the soil (D), and 4 levels of supplemental soil aeration frequency (A).
Get Price2021-3-18 · ABSTRACT Warm air heaters are now widely used in enclosed environments, either as primary or auxiliary heating facilities. However, the influence of these heaters on the indoor air quality has received scant attention, and the currently available data is insufficient. Therefore, this study experimentally investigated the particle concentrations, air velocity, temperature, and relative humidity ...
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2021-8-25 · Short 0.445 0.991** 0.929** − 0.185 0.724* 0.983** 0.660 0.894** Long 0.840** 0.978** 0.796* − 0.627 0.604 0.959** 0.729* 0.363 Values labeled with “ * and ** ” denote a significant ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe PM2.5 emissions in the five substitution scenarios are 99.0%, 98.8%, 99.1%, 98.6% and 98.8% lower than BAU-scenario, and S1-scenario is more conducive to rural emission reduction with ...
Get PriceA short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Young Researchers' Forum II: Construction Materials EXTENDED ABSTRACTS.
Get PriceThe average Σ VOCs in Zhengzhou (28.8±22.1 ppbv) were significantly lower than those in Beijing (65.6 ppbv), Hangzhou (55.9 ppbv), Guangzhou (47.3 ppbv) and Nanjing (43.5 ppbv), and higher than that in Wuhan (23.3±0.5 ppbv) (Table 3). Factors including population density, industrial activity, fuel composition, local stringent regulations for ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price717800662), Key R&D and Promotion Projects in Henan Province (No. 202102310231), National Natural Science Foundation of China, China (NO. 51906231) and the Open Foundation from the CAS Key
Get Price2021-8-27 · Selected publications: Penn-Nicholson A, Tameris M, Smit E, Day TA, Musvosvi M, Jayashankar L, Vergara J, Mabwe S, Bilek N, Geldenhuys H, Luabeya AK, Ellis R, Ginsberg AM, Hanekom WA, Reed SG, Coler RN, Scriba TJ*, Hatherill …
Get Price2019-4-30 · Semiconductor nanowires and nanotubes exhibit novel electronic and optical properties owing to their unique structural one-dimensionality and possible quantum confinement effects in two dimensions. With a broad selection of compositions and band structures, these one-dimensional semiconductor nanostructures are considered to be the critical components in a wide range of …
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get Price2020-2-25 · High pressure gas cylinders: The operating temperature range is −50–60 °C. China’s commonly used cylinders have a volume of 40 L (water volume) and a working pressure of 15 MPa. However, this cylinder can only store 6 m 3 of gas and about 0.485 kg of gas. The mass of hydrogen storage is less than 1% of the cylinder’s own mass, with low ...
Get Price2017-5-15 · As opposed to using the air change rate for the whole room to regulate the residential ventilation rate in China, the ventilation rate per person is more frequently used in both the EU and USA. However, using default values of n , A or N br , the typical air change rate (~ 0.5 h − 1 to ~ 0.7 h − 1 ) would be similar to the values in China.
Get Price2021-8-10 · As the global energy policy gradually shifts from fossil energy to renewable energy, lithium batteries, as important energy storage devices, have a great advantage over other batteries and have attracted widespread attention. With the increasing energy density of lithium batteries, promotion of their safety is urgent. Thermal runaway is an inevitable safety problem in lithium battery research ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price'INMATEH-Agricultural Engineering', vol.58, contains articles published by INMA Bucharest/Romania, articles being the results of research by authors from all over the world.
Get Price2020-4-6 · Hypoxia causes injury and yield loss. Soil aeration has been reported to accelerate the growth of plants and increase crop yield. The aim of this study was to examine growth response of greenhouse-produced muskmelon to 3 levels of sub-surface drip irrigation (I), 3 different installation depths of drip laterals in the soil (D), and 4 levels of supplemental soil aeration frequency (A).
Get Price2021-3-18 · ABSTRACT Warm air heaters are now widely used in enclosed environments, either as primary or auxiliary heating facilities. However, the influence of these heaters on the indoor air quality has received scant attention, and the currently available data is insufficient. Therefore, this study experimentally investigated the particle concentrations, air velocity, temperature, and relative humidity ...
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2021-8-25 · Short 0.445 0.991** 0.929** − 0.185 0.724* 0.983** 0.660 0.894** Long 0.840** 0.978** 0.796* − 0.627 0.604 0.959** 0.729* 0.363 Values labeled with “ * and ** ” denote a significant ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe PM2.5 emissions in the five substitution scenarios are 99.0%, 98.8%, 99.1%, 98.6% and 98.8% lower than BAU-scenario, and S1-scenario is more conducive to rural emission reduction with ...
Get PriceA short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Young Researchers' Forum II: Construction Materials EXTENDED ABSTRACTS.
Get PriceThe average Σ VOCs in Zhengzhou (28.8±22.1 ppbv) were significantly lower than those in Beijing (65.6 ppbv), Hangzhou (55.9 ppbv), Guangzhou (47.3 ppbv) and Nanjing (43.5 ppbv), and higher than that in Wuhan (23.3±0.5 ppbv) (Table 3). Factors including population density, industrial activity, fuel composition, local stringent regulations for ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price717800662), Key R&D and Promotion Projects in Henan Province (No. 202102310231), National Natural Science Foundation of China, China (NO. 51906231) and the Open Foundation from the CAS Key
Get Price2020-4-6 · Hypoxia causes injury and yield loss. Soil aeration has been reported to accelerate the growth of plants and increase crop yield. The aim of this study was to examine growth response of greenhouse-produced muskmelon to 3 levels of sub-surface drip irrigation (I), 3 different installation depths of drip laterals in the soil (D), and 4 levels of supplemental soil aeration frequency (A).
Get Price2021-3-18 · ABSTRACT Warm air heaters are now widely used in enclosed environments, either as primary or auxiliary heating facilities. However, the influence of these heaters on the indoor air quality has received scant attention, and the currently available data is insufficient. Therefore, this study experimentally investigated the particle concentrations, air velocity, temperature, and relative humidity ...
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2021-8-25 · Short 0.445 0.991** 0.929** − 0.185 0.724* 0.983** 0.660 0.894** Long 0.840** 0.978** 0.796* − 0.627 0.604 0.959** 0.729* 0.363 Values labeled with “ * and ** ” denote a significant ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe PM2.5 emissions in the five substitution scenarios are 99.0%, 98.8%, 99.1%, 98.6% and 98.8% lower than BAU-scenario, and S1-scenario is more conducive to rural emission reduction with ...
Get PriceA short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Young Researchers' Forum II: Construction Materials EXTENDED ABSTRACTS.
Get PriceThe average Σ VOCs in Zhengzhou (28.8±22.1 ppbv) were significantly lower than those in Beijing (65.6 ppbv), Hangzhou (55.9 ppbv), Guangzhou (47.3 ppbv) and Nanjing (43.5 ppbv), and higher than that in Wuhan (23.3±0.5 ppbv) (Table 3). Factors including population density, industrial activity, fuel composition, local stringent regulations for ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price717800662), Key R&D and Promotion Projects in Henan Province (No. 202102310231), National Natural Science Foundation of China, China (NO. 51906231) and the Open Foundation from the CAS Key
Get Price2020-4-6 · Hypoxia causes injury and yield loss. Soil aeration has been reported to accelerate the growth of plants and increase crop yield. The aim of this study was to examine growth response of greenhouse-produced muskmelon to 3 levels of sub-surface drip irrigation (I), 3 different installation depths of drip laterals in the soil (D), and 4 levels of supplemental soil aeration frequency (A).
Get Price2021-3-18 · ABSTRACT Warm air heaters are now widely used in enclosed environments, either as primary or auxiliary heating facilities. However, the influence of these heaters on the indoor air quality has received scant attention, and the currently available data is insufficient. Therefore, this study experimentally investigated the particle concentrations, air velocity, temperature, and relative humidity ...
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2021-8-25 · Short 0.445 0.991** 0.929** − 0.185 0.724* 0.983** 0.660 0.894** Long 0.840** 0.978** 0.796* − 0.627 0.604 0.959** 0.729* 0.363 Values labeled with “ * and ** ” denote a significant ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe PM2.5 emissions in the five substitution scenarios are 99.0%, 98.8%, 99.1%, 98.6% and 98.8% lower than BAU-scenario, and S1-scenario is more conducive to rural emission reduction with ...
Get PriceA short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Young Researchers' Forum II: Construction Materials EXTENDED ABSTRACTS.
Get PriceThe average Σ VOCs in Zhengzhou (28.8±22.1 ppbv) were significantly lower than those in Beijing (65.6 ppbv), Hangzhou (55.9 ppbv), Guangzhou (47.3 ppbv) and Nanjing (43.5 ppbv), and higher than that in Wuhan (23.3±0.5 ppbv) (Table 3). Factors including population density, industrial activity, fuel composition, local stringent regulations for ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price717800662), Key R&D and Promotion Projects in Henan Province (No. 202102310231), National Natural Science Foundation of China, China (NO. 51906231) and the Open Foundation from the CAS Key
Get Price2020-4-6 · Hypoxia causes injury and yield loss. Soil aeration has been reported to accelerate the growth of plants and increase crop yield. The aim of this study was to examine growth response of greenhouse-produced muskmelon to 3 levels of sub-surface drip irrigation (I), 3 different installation depths of drip laterals in the soil (D), and 4 levels of supplemental soil aeration frequency (A).
Get Price2021-3-18 · ABSTRACT Warm air heaters are now widely used in enclosed environments, either as primary or auxiliary heating facilities. However, the influence of these heaters on the indoor air quality has received scant attention, and the currently available data is insufficient. Therefore, this study experimentally investigated the particle concentrations, air velocity, temperature, and relative humidity ...
Get Price2020-7-30 · Most modeling studies on terrestrial feedbacks to warming over the twenty-first century imply that the net feedbacks are negative—that changes in ecosystems, on the whole, resist warming, largely through ecosystem carbon storage. Although it is clear that potentially important mechanisms can lead to carbon storage, a number of less well-understood mechanisms, several of which are rarely or ...
Get Price2021-8-25 · Short 0.445 0.991** 0.929** − 0.185 0.724* 0.983** 0.660 0.894** Long 0.840** 0.978** 0.796* − 0.627 0.604 0.959** 0.729* 0.363 Values labeled with “ * and ** ” denote a significant ...
Get Price2019-4-30 · Abstract Techniques for the reduction of the specific energy consumption for iron and steel making are identified and characterized to assess the potential for future energy-efficiency improvement and research and development priorities. Worldwide average specific energy consumption for steel making is estimated to be 24 GJ/tonne. The most energy-efficient process requires 19 GJ/tonne for ...
Get PriceThe PM2.5 emissions in the five substitution scenarios are 99.0%, 98.8%, 99.1%, 98.6% and 98.8% lower than BAU-scenario, and S1-scenario is more conducive to rural emission reduction with ...
Get PriceA short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Young Researchers' Forum II: Construction Materials EXTENDED ABSTRACTS.
Get PriceThe average Σ VOCs in Zhengzhou (28.8±22.1 ppbv) were significantly lower than those in Beijing (65.6 ppbv), Hangzhou (55.9 ppbv), Guangzhou (47.3 ppbv) and Nanjing (43.5 ppbv), and higher than that in Wuhan (23.3±0.5 ppbv) (Table 3). Factors including population density, industrial activity, fuel composition, local stringent regulations for ...
Get Price2020-2-25 · There were eight sewage treatment plants within the main urban area of Zhengzhou (ZSB 2017), with a total designed treatment capacity of 2.4 million t d −1, and the current sewage treatment capacity of them is 1.7 million t d −1. The reuse rate of reclaimed water after sewage treatment was 17% (about 290,000 t d −1), which was relatively ...
Get Price717800662), Key R&D and Promotion Projects in Henan Province (No. 202102310231), National Natural Science Foundation of China, China (NO. 51906231) and the Open Foundation from the CAS Key
Get Price