You mustn t talk to each other in class.

不许在课堂上互相说话。

youdao

When installing the mixer, you should miunimize diameter at shaft gland towards quaking magnitude. the mixer mustn ' s be counterclocked, otherwise it will drop.

安装搅拌器要求轴封处之径向跳动量调到最小程度，搅拌器不可反转，以免脱落。

youdao

When installing the mixer, you should miunimize diameter at shaft gland towards quaking magnitude. the mixer mustn ' s be counterclocked, otherwise it will drop.

安装搅拌器要求轴封处之径向跳动量调到最小程度，搅拌器不可反转，以免脱落。

youdao