企qi業ye或huo者zhe工gong廠chang的de環huan境jing本ben身shen的de問wen題ti
，是shi不bu是shi比bi較jiao潮chao濕shi
，企qi業ye安an全quan問wen題ti沒mei處chu理li好hao，周zhou圍wei有you不bu好hao的de氣qi味wei和he液ye體ti等deng也ye是shi造zao成cheng鏈lian條tiao鏽xiu蝕shi的de一yi個ge原yuan因yin。油you浴yu潤run滑hua或huo飛fei濺jian潤run滑hua，采cai用yong密mi封feng的de傳chuan動dong箱xiang體ti，前qian者zhe鏈lian條tiao及ji鏈lian輪lun一yi部bu分fen浸jin入ru油you中zhong，後hou者zhe采cai用yong直zhi徑jing較jiao大da的de甩shuai油you盤pan濺jian油you。