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本文对测定非饱和土壤水运动参数的各种瞬时变压出流法,作了简要的评述和比较,并补充了由多孔板阻抗计算参数的方法及用表.文中提出了测定参数的渐变变压出流新方法及其诺模图.
In this paper, a brief review and comparison of various instantaneous pressure swing outflow methods for the determination of unsaturated soil water movement parameters are made, and the methods and tables for calculating the parameters from the impedance of porous plates are added. A new method of extruding flow and its nomogram.