逆流式除铁、除铁更充分，设有回浆管、浆料不浪费。

Countercurrent type is used for remove iron, we adopt return flow pipe to make best use of raw material.

youdao

逆流式除铁、除铁更充分，设有回浆管、浆料不浪费。

Countercurrent type is used for remove iron, we adopt return flow pipe to make best use of raw material.

youdao