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1·Corresponding technological parameters are determined and the high quality, high strength gypsum powder is gotten.

确定了相应的工艺参数，获得了性能优良的高强石膏。

2·Gypsum powder ebullition furnace is a kind of high-efficiency special equipment with adoption of fluid calcining technology.

石膏粉沸腾炉是一种应用流体化技术煅烧石膏的高效专用设备。

3·The materials of module (1) can be composed by magnesia, magnesium chloride, sawdust or straws, gypsum powder, coal ash and so on.

模块(1)的材料可由氧化镁、氯化镁、锯末或秸秆、石膏粉、粉煤灰等组成。

4·The results showed that the suitable fermentation medium is: Ginkgo leaf 87% , soybean flour 9% , corn flour 3% , gypsum powder for food 1% ;

结果表明，该发酵的适宜培养基为：银杏叶87％，黄豆粉9％，玉米粉3％，食用石膏粉1％；

5·The calcined gypsum powder stays in the aging silo for about 2 days to make it mixed intensively and with better property, convenient for future use.

煅烧好后的石膏粉在陈化仓中停留2天左右，使其充分混合，性能变好，便于以后的使用。

6·Gypsum powder can be classified according to purpose: building materials using gypsum powder, gypsum powder chemicals used, mold used gypsum powder, gypsum powder and food casting gypsum powder.

石膏粉根据用途可分为：建材用石膏粉、化工用石膏粉、模具用石膏粉、食品用石膏粉和铸造用石膏粉等。

7·In the mortar, gypsum material, putty powder or other materials as adhesive, improve and extend the operational time of painting.

在抹灰浆、石膏料、腻子粉或其他的建材作为黏合剂，提高涂抹性和延长可操作时间。

8·The results show: the rational dosing ratio of the steel sediment, coal ash powder, and gypsum, can reach the good desulfurizing results.

通过实验研究，确定出了以钢渣、粉煤灰、石膏为主要原料的具有优良脱硫性能的钢渣脱硫剂配比。

9·The results showed that the rational dosing ratio of the steel sediment, coal ash powder and gypsum could make desulfurizing adsorbent to reach the good desulfurizing properties.

试验表明：一定比例的钢渣、粉煤灰、石膏可以制备成性能良好的脱硫剂，得到良好的脱硫效果。

10·Special mortar: such as repair mortar, waterproof mortar, hardening powder, paint and gypsum.

特殊砂浆：如修补砂浆、防水砂浆、硬化粉、粉刷石膏等。