nomogram

And based on this,the alignment graphics to determine the diameter of the well chamber is drawn.

分析了井式喷嘴无流道注射模的优缺点,提出了井室容量的计算公式,并以此为依据绘制了确定井室直径的列线图,阐述了防止井室内熔融树脂冷却固化的方法,最后以安全头盔为例介绍了井式喷嘴无流道注射模的应用。

A brief introduction to the take-up of high speed telephone cable tandem line;

一种高速市话电缆串列线自动收线器的简介