This paper is about how to design a mould for an electrical switch box.
本文是针对一个电器开关盒的模具设计。
Distribution box and switch box should be arranged in dry and ventilated place.
配电箱与开关箱必须安装在干燥，通风的场所。
Level switch mainly composed of reed switch box float, float within the magnetic material.
液位开关主要由磁簧开关和浮子组成，浮子内有磁性材料。
Level switch mainly composed of reed switch box float, float within the magnetic material.
液位开关主要由磁簧开关和浮子组成，浮子内有磁性材料。
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