1、This paper is about how to design a mould for an electrical switch box.
本文是針對(duì)一個(gè)電器開關(guān)盒的模具設(shè)計(jì)。

2、The safety switch can be an electrical switch that opens the control circuit if the car is in gear.
安全開關(guān)可以是一種電子開關(guān)，當(dāng)汽車掛擋后，它斷開控制電路。

3、an electrical switch operated by pressing a button
通過擠壓按鈕操縱的電開關(guān)。

4、It is mainly applicable to static analysis for electrical switch system of all kinds.
它主要適用于對(duì)各類電器開關(guān)結(jié)構(gòu)的求解。