This phenomenon and make the material stay in the barrel time increased, the material break down.

这种现象又使物料在机筒内停留时间增加，造成物料分解。

youdao

This phenomenon and make the material stay in the barrel time increased, the material break down.

这种现象又使物料在机筒内停留时间增加，造成物料分解。

youdao