three-line values method 三线值分析法
three-line control method 三线方式
three-line relaxation method 三线放松法
This paper construct measure system of road safety properties evaluation and corresponding method through three levels that are respectively point, line and area.
本文从点、线、面三个层次建立了道路交通安全性能评价的指标体系与相应的评价方法。
In this paper, we propose and discuss two new control methods for three phase shunt APFs: the sinusoidal line current control method and the instantaneous reactive power compensation control method.
本论文提出三相并联型有源滤波器的两种新的控制方法，即正弦波化控制和瞬时无功功率的控制方法。
The experiments , comparison and analysis for the three thickness measurement methods :two-beam diffraction method , contamination spot method and contamination line method were carried out.
前言： 对用电子显微镜测量薄膜厚度的三种方法：双束衍射法、污斑法、污线法进行了实验及比较分析。
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