equivalent cross section的意思|示意

Firstly, the structure of the transducer is designed using the equivalent cross-section area method and the weight function and head loss are calculated.

文中提出了一种运用等效坎截面法的变器结构设计，并对相应的权重函数和阻力损失进行了计算。

For elements with tapered ends, the equivalent node load equations can be derived based on those of same cross-section elements and tapered elements according to sub-structure method.

对双锥型变截面单元，推导了等截面单元的等效结点荷载公式，介绍了利用子结构分析法得到双锥型单元等效结点荷载的过程。

For supporting leg with varying cross section, it is necessary to calculate equivalent inertia moment prior to calculating internal force of plane frames.

对于变截面支腿，用力法计算平面框架内力时要先计算折算惯性矩。

The stress triaxiality and equivalent plastic strain distributions at the minimum cross-section of specimens with different notch root radius are similar for such three kinds of materials.

三种材料不同缺口根半径试样最小横截面上应力三维度和等效塑性应变分布形态相似。

In this paper a general formula for calculating the laser waveshapes reflected from the targets is proposed on the basis of the idea on laser equivalent cross-section reflected from the targets.

本文根据激光的目标等效反射截面的概念，提出计算从目标反射回来的激光波形的一般公式。推导出从漫反射的平板、球和圆柱目标反射回来的激光波形的解析表达式。

Hydraulic transients in piping systems are usually calculated by one-dimensional theory, in which real 3-d piping is replaced, by an equivalent straight conduit with the same cross section.

管道系统的水力过渡过程通常是采用一维理论进行计算的，因此实际的三维管道通常采用沿中心线延伸变成具有相同过流断面的等效直管来代替。