Plusquellec, HL, McPhail, K, Polti, C (1990) Review of irrigation system performance with respect to initial objectives. Irrig Drain Syst 4: pp. 313-327H.L. Plusquellec, K. McPhail, and C. Polti, Review of irrigation system performance with respect to initial objectives. Irrigation and...
aa member of the group of animals that includes humans and monkeys 包括人和猴子小组的成员动物 [translate] a2.我们都很敬佩这个对学生们关怀备至并为此献出一生的老师。(devote … to) [translate] awe use fixed drip irrigation system 我们使用固定的水滴灌溉系统 [translate] a节约用水 Saves the water...
1. 多重目标 地理词汇表(二)--中国百科网 ... Multicollinearity 多重共线性Multiple objectives多重目标Multivariate mapping 多元制图 ... www.chinabaike.com|基于9个网页 2. 多目标 Multiple Ontologies System_翻译 ... 多小区: multiple cells多目标:Multiple objectives多尺度: multiple scale ... ...
In order to construct the Chengdu closed region irrigation safeguard system, guarantees the grain production safety, Chengdu grasps has become the irrigation area the ditch is necessary and the saving water transformation, grasps the knoll mountainous area the small miniature water conservancy facil[trans...
Optimization and evaluation of multi-objective crop pattern based on irrigation water resources allocation The agriculture system is an economic and environmental compound system;consequently,the three major economic,social and environmental factors should be co... H Zhou,P Hui,Z Chi,... - 《...
Forages are integral components of grassland and pasture agro-ecosystem. They are the major source of feed and nutrition for livestock. As primary producers, they are converted by livestock into secondary production in the food chain. Forage breeding is a complex process involving plant morpho-physi...
arain-fed agriculture for both food and industrial crops accounts for 95 percent of cultivated land, with only 5 percent under irrigation 雨哺养的农业为食物和工业庄稼只占耕种的土地的95%,以5%在灌溉之下 [translate] a5-70% plus 7% 5-70% plus 7% [translate] a当今国际化社会,英语是不可或缺的...
aA forecast method of irrigation water use considering the uncertainty of the runoff 灌溉考虑决赛的不确定性的水用途展望方法[translate] aA. broke A. 打破了[translate] aBe sure not to lose hope confidence when you meet with difficulties 当您遇见困难时,请务必不丧失希望自信[translate] ...
To maintain the proper structural condition of the soil. Prepares the land surface for easy, early, uniform irrigation and drainage water distribution. To increase soil aeration. Cover and pack the seeds or planting propagates with soil.
Is this open or closed system ? Cooling towers Relationship between velocity in a pipe and pressure drop Δp ~ v2 Δp = Constant × v2 Required power (P) for the pump P = V ×Δp P –power [W], V –volume flow rate [m3/s], v – velocity [m/s] Δp – pressure drop [Pa...