... 热塑性塑料特点，受热后发生物理变化，由固体软化或熔化成黏流体状态，冷却后又变成固体，且可以反复多次，分子本身不发生变化。常用热塑性塑料有：聚路乙烯PVC 聚苯乙烯PS 聚乙烯PE ...
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评述了复合型热塑性工程塑料CETP的特点。
The characteristics of composite thermoplastic engineering plastics (CETP) are reviewed.
介绍了用热塑性橡胶和热塑性塑料共混改性生产水带管的生产工艺流程及管材的性能和特点。
The technical process, properties and characteristics of the waterpipe produced by mixing and modifying the thermoplastic rubber and the thermoplastics were introduced.
介绍热塑性塑料超声波焊接原理、特点。重点探讨了膜式煤气表膜片组件装配过程中对超声铆接技术的应用。
Introduces the principle and features of the ultrasonic welding of the thermoplastic staking technology in the course of gas meter diaphragm assembling.
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