poor lubrication ; insufficient lubrication
润滑性能不良 poor lubricating property
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本发明提供一种能够防止由按压接触用的可动接点部和其固定接点部之间的润滑脂产生接触不良的开关装置。
The invention provides a switch device which can prevent bad contact of the lubricating grease between a moveable contact portion for press contact and a fixation contact portion.
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