澳门118开奖118186-澳门118开奖118186ccm-澳门118开奖www118186com-澳门118开奖网-澳门118开奖现场直播The micro switch can be used in a wide range of scenes, and its waterproof function is getting more and more attention. When using the waterproof test for the micro switch, we can use the Xili air tightness tester. This is an instrument that can be used for waterproof testing.
