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介绍了γ透射法应用于大型高精度称重式土壤蒸渗仪上的研究情况，并说明了如何利用计算机对其土壤剖面上30个测点的数据采集系统实行自动实时测定处理及控制。它为田间蒸散和降水入渗试验研究提供了一种先进的测量方法和技术手段。
This paper introduces the research on the application of γ transmission method to large scale high precision weighing soil lysimeter and shows how to use computer to process and control the data acquisition system of 30 measuring points in soil profile automatically and in real time. It provides an advanced measurement method and technical means for the field evapotranspiration and precipitation infiltration experimental study.