leak to ground 中文意思是什麼
leak to ground
解釋
接地漏電-
Seat rings : seat rings are seal welded to eliminate leak path behind rings and for long trouble - free service. the surfaces are precision ground to fit accurately with the disc
閥座環:閥座環境過密封焊接,可消除環后的泄漏通道,延長無故障工作的壽命。表面經過精密研磨以精確配置閥瓣。
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