-
本文详细地介绍了混炼型聚氨酯橡胶所使用的原材料及生产方法。
The paper introduces the material and manufacturing method applied to mix-smelting pu rubber in detail.
youdao
-
本文详细地介绍了混炼型聚氨酯橡胶所使用的原材料及生产方法。
The paper introduces the material and manufacturing method applied to mix-smelting pu rubber in detail.
youdao