Based on soil water infiltration testing and related parameters measured in field, tillage soil water infiltration capacity attenuation process was analyzed and the mechanism was discussed.

基于大田土壤水分入渗试验与相关参数的测定，分析了耕作土壤入渗能力衰减过程，探讨了耕作土壤入渗能力衰减机理。

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In the testing process we should choose the proper test methods to measure the exact amount of water based on the actual situation.

在测试过程中应根据实际情况，选择恰当的测试方法，测试出准确的水量。

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Principle and process technology, additive, product characteristics and product testing method of water-proof and oil-absorption finishing for staple fiber nonwovens are introduced in the paper.

介绍了短纤针刺非织造布拒水吸油整理的原理及工艺技术、助剂和产品特性以及产品测试方法。

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