Do the vanes in the figure rotate clockwise or counterclockwise ?

图中叶片的旋转方向是顺时针的，还是反时针的？

In order to meet needs of vanes readers , it is necessary to stage english corner in public library .

本文从图书馆应满足读者的需求入手，谈公共图书馆开设英语角活动的必要性。

Affix decorative film at the vanes .

将装饰膜贴在叶片上。

Replace vanes if height is less than height of rotor .

如果此高度低于转子高度,则更换叶片.

Cast iron pump housing with iron rotor and carbon vanes .

铸造铁和碳转子叶片泵壳铁。