Without manual push-pull, this work can save manpower by a wide margin and reduce the incidence of accidents.

无须人工推拉，大幅节省人力减少安全事故的发生。

youdao

Without manual push-pull, this work can save manpower by a wide margin and reduce the incidence of accidents.

无须人工推拉，大幅节省人力减少安全事故的发生。

youdao