海词手机词典

The first phase of construction of production basis of ten thousand-level modification project has been finished and put into production, which can develop and produce PA6, PA66, PBT, PP, ABS, PC, PPO and all kinds of plastic and alloy series materials.

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以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌