producing construction line的意思|示意

This paper explains the prestressing expansion technique, in site producing flow line, hanging construction technique and water proof treatment method.

文章叙述了该构件的预应力张拉技术、现场生产流水线、吊装施工技术及防水处理方法。

PE series plastic pipe production line is mainly used for producing pipe of water supply and drainage in the field of agriculture and construction, cable etc.

PE系列塑料管材生产线主要用于生产农用给排水管、建筑给排水管、线缆等产品。