The effects of raw materials, impurities, liquid-solid rate in slurry, SO3 concentration, temperature, mixed acid concentration on crystallization are mainly presented.
阐述原料组分及杂质含量、料浆液固比、料浆中的SO3浓度、反应温度、料浆混酸浓度等因素对结晶控制的影响。
Spiral classifier with different proportion of solid particles in the liquid precipitation rate of different principle, to wash the mixture of ore, grading.
螺旋分级机借助固体颗粒的比重不同而在液体中沉淀的速度不同的原理，对矿石混合物进行洗净、分级。
Orthogonal test was used to evaluate the influence of the 3 factors, including the concentration of ethanol, the extracting time by ultrasonic, and the rate of solid and liquid.
通过正交试验法探讨了提取工艺的最佳条件，分别考察了乙醇体积分数、超声时间和固液比3个因素对槲寄生中总黄酮提取率的影响。
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