Dismount a magnetic plug by oil outdrain and check the presence of metal particles.If the amount of metal particles is extraordinary, it could mean the extraordinary wear in gearbox.是什么意思_Dismount a magnetic plug by oil outdrain and check the presence of metal particles.If the amount of metal particles is extraordinary, it could mean the extraordinary wear in gearbox.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句