This thesis is to review the past and current situations of production quality control theory and technology both at home and in foreign countries, while setting forth the functions and significance of plastics pipe production quality control.
本文对国内外生产质量控制理论和技术的过去和现状进行了回顾，阐述了塑料管材生产质量控制的作用和意义。
参考来源 - 塑料管材生产质量控制研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Some problems about buried plastics pipe are analysed in the paper.
解析有关塑料埋地排水管的一些疑问。
It is a kind of plastics pipe of energy saving and environmental protection.
是一种节能、环保型的塑料管材。
The author offers Suggestions and measures to develop and apply plastics pipe at home.
作者对我国塑料管今后的开发与应用提出了建议和措施。
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