Properties and engineering applications of water and drainage plastics pipes in buildings are presented.
介绍并对比了国内主要建筑给排水用塑料管材的性能和工程应用情况。
The welding quality test and performance assessment for pipes become more and more important with the application of engineering plastics pipe.
随着工程塑料管道应用的不断深入，管道的焊接质量检测及其性能评定成了一个重要的问题。
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