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作者根据土壤湿度对电磁波的衰减规律,在国内首先试制了一台土壤湿度测定仪,并对土壤样品进行了测试,其结果是令人鼓舞的,本文对此研究作了初步报道。
Based on the attenuation law of soil moisture on electromagnetic wave, the author first tried out a soil moisture analyzer in China and tested the soil samples. The result is encouraging. This article made a preliminary report on this study.