The technological process of producing the combinated and modified PVC/SBS corrugated pipe is introduced.
介绍了聚氯乙烯与丁苯热塑性弹性体共混生产波纹套线管的工艺过程。
The product structure,the outstanding performance and the craft of the new structure used nylon sheath wires were introduced.
阐述了新型的建筑用尼龙护套线的产品结构、优异性能和生产工艺。
