摘要
市政埋地管道采用非开挖更新势在必行,文章结合工程范例介绍“U”型穿插PE管施工的工艺过程,论证了该工艺的社会和经济效益。
It is urgent to use non-excavation to renew buried pipeline. The article introduces the technologyprocess of U-PE passing through and proves its social and economic efficiency.
出处
《上海煤气》
2003年第5期3-4,14,共3页
Shanghai Gas
