1) single film hole point source infiltration
单膜孔点源入渗
2) single filmed hole infiltration
单点膜孔入渗
3) single point source infiltration
单点源入渗
1.
Thereby two single point source infiltration models including the side infiltration .
通过室内膜孔单点源入渗试验,分析了膜孔灌单点源入渗单位面积侧渗量与一维垂直入渗量的变化规律,研究了膜孔灌单点源入渗单位面积侧渗量与入渗时间、膜孔直径之间的关系,建立了包含垂直一维入渗量和侧渗量的两个具有明确物理意义的膜孔单点源入渗模型,只需知道垂直一维入渗参数、膜孔直径和入渗时间,即可用于膜孔单点源入渗量的计算。
4) film hole infiltration
膜孔入渗
1.
Film hole infiltration characteristics under adequate water supply are analyzed based on indoor experimental data of vertical infiltration and film hole infiltration, and a Philip model of film hole infiltration under adequate water supply is development.
通过室内垂直入渗和膜孔入渗试验 ,研究了充分供水条件下膜孔入渗特性 ,建立了充分供水条件下膜孔入渗的 Philip模型 ,分析了膜孔入渗与一维垂直入渗之间的关系 ,可以由一维垂直入渗资料确定充分供水条件下膜孔入渗模型。
2.
This dissertation covers researches on soil water and nitrogen transport characteristics under film hole infiltration with fertilization.
在查阅国内外大量相关文献资料的基础上,结合我国农田灌溉和施肥特点,采用室内试验和理论分析及数值模拟相结合,以试验为主的技术路线,主要研究了施肥条件下膜孔入渗土壤水、氮运移及水肥耦合特性。
3.
The paper is based on national and intemational research on film hole irrigation theory andtechnology, combines with natural condition of Shanbei and film hole irrigaion characteristic,analyzes film hole infiltration characteristic and film hole irrigation characteristic and surface flowmotion process and irrigation technology parameters.
本文在分析总结国内外膜孔灌溉理论与技术研究成果的基础上，结合陕北风沙滩区自然条件和膜孔灌溉特点，分析研究了膜孔入渗特性、膜孔灌溉特点和田面水流运动特性及灌水技术要素等。
5) point source infiltration
点源入渗
1.
Research advances of point source infiltration under film hole irrigation with sufficient water supply;
膜孔灌充分供水点源入渗研究进展
2.
The influence of soil texture bulk density and water applied methods on point source infiltration;
土壤质地、密度及供水方式对点源入渗特性的影响
3.
The mathematics simulation models of point source infiltration interrelated with drip irrigation water dynamic are summarized,and the structure,characteristic and problem of analytical model,numerical model and empirical model are discussed.
就与滴灌水分动态密切相关的点源入渗过程的数学模拟方法进行了综述,对解析解、数值解和经验解的结构、特点及主要存在的问题进行了论述,并介绍了考虑作物根系吸水的滴灌入渗水分运动模型。
6) film hole multi point sources
膜孔多点源
1.
The shape of wetting soil, the wetting front movement law, the soil moisture content and redistribution law under the film hole multi point sources interference infiltration are studied via a great number of the tests of film hole multi point sources interference infiltration.
通过大量膜孔多点源交汇入渗试验 ,研究了膜孔多点源交汇入渗湿润体形状、湿润锋运移规律、湿润体内土壤含水量和土壤水分的再分布规律。
补充资料：核单孔膜
分子式：
CAS号：
性质： 用准直的重离子束照射塑料薄膜，然后经适当化学蚀刻制成的、在一定面积上只有一个直径可调制的孔的膜。孔径可用重离子能量、化学蚀刻剂浓度、蚀刻时间和温度等加以调制。可用于生物粒子计数、真空技术中的标准充气孔等。
CAS号：
性质： 用准直的重离子束照射塑料薄膜，然后经适当化学蚀刻制成的、在一定面积上只有一个直径可调制的孔的膜。孔径可用重离子能量、化学蚀刻剂浓度、蚀刻时间和温度等加以调制。可用于生物粒子计数、真空技术中的标准充气孔等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条