摘要
论述了三种不挖沟敷设聚乙烯管技术的施工、应用和优缺点。
This paper describes the construction, utilization, advantage and disadvantage of three kinds of trenchless techniques of lay polyethylene pipes
出处
《煤气与热力》
2000年第2期112-114,共3页
Gas & Heat
关键词
煤气管道
聚乙烯管
敷管技术
施工工艺
gas pipeline
polyethylene pipe
trenchless technique of lay pipes
