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
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 characteristic line method is used to simulate the characteristics of the water conveyance system of the ship lock in the Three-Gorges Project.
利用等时段的特征线法数值模拟三峡永久船闸输水系统不补水工况下的输水特性，得出了输水管道沿程各节点水头及流量的变化规律。
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。
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