干燥塔和分离器都由玻璃制成，其下口用固定套连接授料器。
The drying tower and the separator are made of glass, and a lower opening thereof is connected with the material receiving device through a fixing sleeve.
从不同的角度分析了几种典型的磨粉机磨辊固定方式：磨辊轴与轴承间采用紧定套的连接方式适合用于低成本的小型单式磨粉机；
Several typical fixing methods for mill roller are analysed: tightening sleeve between roller shaft and bearing is suitable for small-sized mill with low cost;
从不同的角度分析了几种典型的磨粉机磨辊固定方式：磨辊轴与轴承间采用紧定套的连接方式适合用于低成本的小型单式磨粉机；
Several typical fixing methods for mill roller are analysed: tightening sleeve between roller shaft and bearing is suitable for small-sized mill with low cost;
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