此泵的初次运转时要从吐出口处注油，且到自吸盒完全充满在启动。

For the first operate of pump, the oil should be completely filled in the self suction room.

youdao

此泵的初次运转时要从吐出口处注油，且到自吸盒完全充满在启动。

For the first operate of pump, the oil should be completely filled in the self suction room.

youdao