... high-impact rayon 高强度人造丝 high-impact plastics 耐冲击塑胶 high-impact acetate yarn 耐冲击醋酯丝 ...
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Materials engineers create high-impact plastics, ceramics that do not crack, and metals that do not fracture under repeated stress.
材料工程师们已成功研制出了耐冲击塑胶、不易破裂的陶瓷和耐折的金属材料等。
T he plastics suction mould by this design is impact in structure and reliable in core pulling, and has high production efficiency.
采用该方法设计的吸塑模结构紧凑，抽芯可靠，生产效率高。
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