渗水试验(infiltration test)一般采用试坑渗水试验，是野外测定包气带松散层和岩层渗透系数的简易方法。试坑渗水试验常采用的是试坑法、单环法、和双环法。
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Air Infiltration test 空气渗透测试
infiltration test in situ 原位浸水试验
Nunmrical simulation is made for infiltration test model by using concealed-type difference method with alternating direction.
本文使用交替方向隐式差分法对渗水试验模型进行了数值模拟。
These problems are frequently encountered in field test which are common factors influencing the precision of infiltration test.
这些问题在野外试验中常常遇到，是影响渗水试验精度的常见因素。
Based on soil field infiltration test, the effects of corn straw mulch on freezing-thawing soil infiltration capacity are discussed.
基于大田土壤入渗试验，讨论了玉米秸秆覆盖对土壤冻融特点及入渗能力的影响。
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