排放机油 discharge oil

履带马达壳体排放机油 track motor case drain oil

致动器机油排放 actuator oil drain

解放增压机进油管 ZIAI ; EZL

曲轴箱机油排放管 crankcase oil drain line

曲轴箱机油排放 crankcase oil drain

国光牌放电机加工油 CPC Electric Discharge Fluid

曲轴箱机油排放螺塞 crankcase oil drain plug

曲轴箱机油排放周期 crankcase oil drain interval

直接放射式柴油机 direct injection engine