扁挤压筒是挤压大型铝壁板型材的重要工具。

Flat container is the most important tool for extruding large thin - wall Aluminum wainscot.

youdao

扁挤压筒是挤压大型铝壁板型材的重要工具。

Flat container is the most important tool for extruding large thin - wall Aluminum wainscot.

youdao