聚邻苯二甲酰胺拟用于汽车动力系部件的生产上。

Polyphthalamide is intended for use in the components of an automotive powertrain.

youdao

聚邻苯二甲酰胺拟用于汽车动力系部件的生产上。

Polyphthalamide is intended for use in the components of an automotive powertrain.

youdao