1) crankcase oil drain plug
曲轴箱机油排放螺塞
2) crankcase drain plug
曲轴箱排油螺塞
3) crankcase oil drain
曲轴箱机油排放
4) crankcase drain lines plug
曲轴箱排油管螺塞
5) transmission oil drain plug
变速箱机油排放螺塞
6) crankcase oil drain interval
曲轴箱机油排放周期
参考词条