当涉及到它的寿命，白金链不容易损坏。
When it comes to its lifespan, platinum chains do not damage easily.
设备不容易损坏。
本发明提供了一种效率高，且不容易损坏导电管的导电管拆卸工装。
The contact tube disassembling tooling of the invention has the advantages of high efficiency and being not easily damaging the contact tube.
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