First commercially successful third-generation random packing replacing the widely used Pall Ring.

第一商业上成功的第三代散堆填料取代广泛使用的鲍尔环。

youdao

First commercially successful third-generation random packing replacing the widely used Pall Ring.

第一商业上成功的第三代散堆填料取代广泛使用的鲍尔环。

youdao