若没电了，就用手动方式操作。

In case it's out of power, operate it manually.

youdao

采用按钮集中系统控制，具有手动调节及半自动两种操作方式。

Use pushbuttons system control, with manual adjustment and automatic two kinds of mode of operation.

youdao

采用按钮集中系统控制，具有手动调节及半自动两种操作方式。

Use pushbuttons system control, with manual adjustment and automatic two kinds of mode of operation.

youdao