1) soil-groundwater system
土壤-潜水系统
2) GSVAC
潜水-土壤-植被-大气系统
1.
It is one of emphases and difficulties on GSVAC and its research extent is very shallow.
本文研究绿洲-荒漠交错带潜水-土壤-植被-大气系统的水热传输模拟，它是干旱区GSVAC(Groundwater-Soil-Vegetation-Atmosphere Continuum)系统研究的热点和难点。
3) system of water in the soil
土壤水系统
4) ground water soil
潜水土壤
6) soil water flow system
土壤水流动系统
1.
The relations between soil water flow systems and soil water management in fields are analyzed.
阐述了田间土壤水全时空调控的概念与措施，分析了土壤水流动系统与田间土壤水调控的关系。
2.
The dynamic regime of soil water during the growth of winter wheat is simulated and the characters of soil water flow systems are also revealed for the artificial ridge and furrow topography of the soil surface during typical periods.
以衡水试验场沟播冬小麦田为例,建立了土壤沟垄微地形条件下土壤剖面二维饱和-非饱和水流运移的数学模型,对冬小麦生长条件下土壤水分的动态变化规律进行了模拟,揭示了人工微地形条件下典型时刻土壤水流动系统特征。
3.
Many general measures such as row spacing reduced and close planting,furrow growing,straw mulch and different irrigation quota treatment are synthetically tested on the basis of soil water flow system.
以土壤水流动系统理论为指导 ,进行了缩行密植、沟播、秸秆覆盖、不同灌水定额等多种措施的综合试验研究。
补充资料：轻潜水(见潜水装具)
轻潜水(见潜水装具)
light diving
qingqiQnshu-轻潜水(li ght diving)见潜水装具
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