The properties of the pulp refined in the Velley refiner and PFI mill respectively were studied first.
首先采用PF I磨进行商品棉浆的打浆,研究浆料的性能。
The change in brittleness of unbleached wheat straw pulp avd the reasons during beating in a PFI mill are investigated in this work.
本文研究了打浆过程中麦草浆的脆性变化及其原因。
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