通过机理分析法建立了球磨机中储式制粉系统的动态数学模型。
Dynamic mathematical model of ball mill pulverizing system with storage bunker is obtained by mechanism analysis.
机理分析法建立了铸造罐内压力变化的数学模型，分析了各参数对铸造罐内压力变化的影响。
A mathematic model of the pressure changes in the casting pot is established by the analytical method, and the influence of each parameters on the pressure changes in the casting pot is analyzed.
采用金相分析法，分析齿轮烧伤试件的齿面温度分布状态，结合成形磨削齿条的模拟试验，研究成形磨削烧伤形成机理及影响因素，提出了避免成形磨削烧伤的工艺措施。
The mechanism of profile grinding burn and its influencing factors are analysed through the simulated test of profile grinding racks, and the improvements of grinding burn are proposed simultaneously.
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