pair assembly的意思|示意

Welding nails, steel connection pair, rigging, bridges, coal, oil, wind power tower base assembly, stadiums ears (and beyond) bi-directional rotation screw, anchor, rope!

焊钉、钢结构连接副、索具、桥梁、煤田、油井、风力发电塔基组合件、体育场馆双耳内（外）旋双向螺杆、锚具、钢丝绳！

To determine the internal gear pair design parameters of two-stage internal contact involute planet gear reducer all constrained conditions from machining to assembly must be satisfied.

确定双内啮合渐开线行星齿轮减速器内齿轮副的设计参数，从制造到安装有许多限制条件。

With a pair of selected parts to various sizes as the adjusting piece, use it to adjust the assembly deviation to permit assembly;

选定配合副中一个零件制造成多种尺寸作为调整件，装配时利用它来调整到装配允许的偏差；