It can be used to make treatment agent for metal surface and pretreatment agent for pickling, electroplating, painting.

可制造金属类的表面处理剂、酸洗、电镀、喷漆用的预处理剂。

youdao

It can be used to make treatment agent for metal surface and pretreatment agent for pickling, electroplating, painting.

可制造金属类的表面处理剂、酸洗、电镀、喷漆用的预处理剂。

youdao