--路程经过过程改性提高韧性，开发各种抗冲击抗开裂性能好同管道时保持高强度的改性聚氯乙烯管道系统（PVC- M）。路程经过过程管材加工历程中的双向拉伸，使分子取向，到达大幅度提高强度的同时提高韧度（PVC-O）。
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Measures to improve the properties of PVC pipes were introduced. The excellent impact property, anti-fracturing property, anti-point loading capacity and weldability of PVC-M pipes were introduced.
介绍了改进PVC管材性能的方法，简介了PVC-M管材优异的冲击性能、抗开裂性能、耐点载荷能力和可焊性。
A modified PVC pipes (PVC-M pipes) with impact modifier was manufactured and studied. The results showed PVC-M pipes exhibited excellent performance.
研究了一种改性的高抗冲击PV C管材(PVC - M)，并对其优异的物理力学性能进行测试、分析、评价。
This article mainly presents the research background production technology and experimental testing process of the high-impact PVC-M pipes.
本论文主要介绍了高抗冲聚乙烯（PVC-M）管道的研究背景、生产工艺、测试实验过程。
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