地铁车站安装屏蔽门系统具有安全、经济、节能、环保等诸多优点。

The screen door system can offer the subway platform with safety, economy, resource-saving and silence.

youdao

地铁车站安装屏蔽门系统具有安全、经济、节能、环保等诸多优点。

The screen door system can offer the subway platform with safety, economy, resource-saving and silence.

youdao