... pipefitter管子工 pipe-insert水管套座 pipe-insertwithrainer带喷灌器的水管套座 ...
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水管套管 pipe-insert 支气管套管 bronchial cannula ..
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pipe-insert with rainer 带喷灌器的水管套座
pipe - insert with rainer 带灌喷器的水管套座
Pipe socket insert 发明名称
insert-pipe 内插管
The mechanism and methods of pipeline repairing by PE pipe insert replacement technology is explained based on the properties of PE pipe, and several main in-site working technologies are introduced.
根据PE管的特性，阐述了运用PE管穿插更新技术进行管道修复的机理和方法，介绍了一些主要的现场施工技术。
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