... 高效筛粉机 efficient power sifter 筛粉机 sieving machine ; sifting machine ; powder sieve ; powder screen 片子筛粉器 Tablet powder sifter ...
基于1个网页-相关网页
To draw lines, the etch a Sketch's stylus scrapes aluminum powder from the underside of a glass screen.
在绘制线条的时候，需要用蚀刻素描笔刮去玻璃屏幕底部的铝粉。
The other method is to pass the powder through 200 or fine mesh screen .
另一种是把软木粉用200目或更细的筛网进行筛选。
The other method is to pass the powder through 200 or fine mesh screen.
另一种是把软木粉用200目或更细的筛网进行筛选。
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