Check the crankcase for any signs of oil leaks.

检查曲轴箱是否有漏油的迹象。

A damaged crankcase can lead to serious engine problems.

损坏的曲轴箱可能会导致严重的发动机问题。

Make sure the crankcase is properly sealed to prevent contamination.

确保曲轴箱密封良好，以防止污染。

The crankcase houses the crankshaft and other vital engine components.

曲轴箱容纳了曲轴和其他重要的发动机部件。

The mechanic drained the oil from the crankcase before starting the repair.

修理工在开始修理前从曲轴箱中排出了机油。

Crankcase drain valve access cover

曲轴箱排油阀检视孔盖

The crankcase house the crankshaft.

曲轴箱把曲轴装置于内。

Full closed crankcase ventilating system

全封闭型曲轴箱通风系

The oil is leaking out from the crankcase.

没已从曲轴箱中漏出来。

We want to make a nice looking crankcase.

我们要作出好的研究曲轴箱。