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<font size=4>特征是具有磨砂颗粒质感,如同撒沙在纸面上,故名二氧化硅.
![00497-4038393925.png](https://s3.amazonaws.com/moonup/production/uploads/640cae30536d9fe0f002ee62/rSYpYt2HK70h2rqaoCGhD.png)
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![00105-539316247.png](https://s3.amazonaws.com/moonup/production/uploads/640cae30536d9fe0f002ee62/22o_uDksykNmUZqi00OxO.png)