還有預熱,現在的製造和潤滑油成分都讓預熱成為不必要的動作,但預熱下總歸是好的,會讓潤滑油在溫度下稀釋變薄,發揮更好的預期功能。
還有預熱,現在的製造和潤滑油成分都讓預熱成為不必要的動作,但預熱下總歸是好的,會讓潤滑油在溫度下稀釋變薄,發揮更好的預期功能。
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