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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The application of engineering plastics material in automobile parts and components is beneficial to lighten the vehicle and reduce the cost of manufacturing, and also improve the economics of cars.

在汽车零部件中应用工程塑料材料有益于整车的轻量化和降低制造成本，提高汽车经济性。

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This paper introduces the application of such polymer materials as engineering plastics, composites, rubber, adhesives, decorating materials, etc in automobiles at home and abroad.

介绍工程塑料、复合材料、橡胶、胶粘剂、装饰材料等高分子材料在国内外汽车上的应用情况。

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