影响粉碎度控制的主要因素有麦芽质量、糖化方法和过滤方法；
The factors influencing malt crushing degree mainly include malt quality, saccharifying methods, and filtration methods.
分析了自激振荡水射流超细粉碎系统对煤粉颗粒的粉碎机理，讨论了影响粉碎效率的几种因素。
Analysis of the mechanism of coal breaking by self-excited vibration water-jet; discussion on the influence of several parameters on pulverizing efficiency.
通过分析表明：影响粉碎区半径和爆腔半径的主要因素是冲击波的强度、岩石的性质和炮孔尺寸等。
The results show that the principal factors effecting the smash district and the blasting cavity radius are strength of the shock wave, the characteristics of rocks and radius of the hole.
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