vinyl chloride pipe是什么意思

用法例句

Application of UPVC plastic drainpipe in residence engineering;

硬聚氯乙烯塑料排水管在住宅工程中的应用

The author compares and summarizes the application of polyethylene plastic pipe in gas industry combining with practice of gas industry in Harbin city, and points out respective advantages and disadvantages.

本文作者结合我市煤气行业实际,对聚乙烯塑料管在煤气行业施工中的应用做了全面对比和总结,且指出各自的优缺点。