variable-reduction method 可变简约法
variable load reduction factor 荷载折减系数
variable speed coupler reduction box 调速型偶合器减速箱
In this paper, multi multi variable non linear programming theory is used to optimize the design of piping systems for in flow pulsation reduction.
本文采用多变量非线性规划理论，研究适宜于管道系统降低气流脉动的优化方法。
Two gate variable reduction principles, algorithms of computing K-trees and minimum K-cuts of a network are proposed firstly.
首先提出了网络门限变量的两个化简原则及计算网络K-树和极小K-割的算法。
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior sound pressure reduction.
基于变密度拓扑优化方法和声-结构耦合系统有限元模型，对四角固支箱体模拟的飞机座舱进行了减振降噪分析。
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