Manpower can push or pull to open or close the window under the manual mode.

手动模式下，由人力推或拉来才能把窗打开或关闭。

youdao

In this article, both the design and producing method of plastic window with gauze, which is one of the series of push and pull Windows of RPVC special-shaped profile have been introduced.

介绍r PVC异型材推拉窗系列中纱窗型材断面和模具的设计及生产制造方法。

youdao