impact elasticity
... impact 冲击 impact elasticity 冲化性 impact grinder 冲慧碎机 ...
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研制的高搞冲共聚管材专用树脂P340A使产品的韧性提高，长期耐老化性能得到改善；
The high impact copolymer specialty P340A for tubing made the finished product raise its toughness and improve its long - term aging resistance .
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