Bed plate: Metallic plate in which bronze or steel knives are fitted, set dirrctly underneath the beater roll of the hollander .
在荷兰式打浆机内打浆轮下面的金属底床,它面装青铜或钢刀片。
Bed plate: Metallic plate in which bronze or steel knives are fitted, set dirrctly underneath the beater roll of the hollander .
在荷兰式打浆机内打浆轮下面的金属底床,它面装青铜或钢刀片。
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