水密电缆
One end of the cable is permanently connected to the enclosed mercury switch and the entire assembly is encapsulated to form a completely watertight and impact resistant unit.
电缆的一端永久性连接在封闭的水银开关内,这个完整的密封总装形成完全不透水、抗撞击装置。
What do you do if a cable passes through a watertight bulkhead?
电缆穿过水密舱壁怎么办?
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