The results show that the distribution of macro-hardness presents gradient change, the subsurface layer's hardness is highest, its is 542 HV.
结果表明：渗层到基体的显微硬度呈梯度变化，最高硬度出现在亚表层，硬度为542HV ；
The invention belongs to the field of inorganic materials, particularly relates to a thermal protection coating with component gradient change and a preparation method.
本发明属于无机材料领域，具体涉及一种成分梯度变化的热防护涂层及制备方法。
This paper presented a new adaptive variable step size LMS algorithm, which controls step size according to the correlation of the gradient change of filter coefficients.
提出了一种根据滤波器系数梯度差值的自相关来计算步长的新的变步长自适应LMS算法。
The temperature distribution, heat-transfer and temperature gradient change have vital influence on yield, quality and energy-cost of SiC product in multi-heat sources synthesis SiC furnaces.
多热源合成碳化硅炉炉内温度分布、热量传递及温度梯度变化对碳化硅产品的产量、质量和能耗都有重要的影响。
The temperature distribution, heat-transfer and temperature gradient change have vital influence on yield, quality and energy-cost of SiC product in multi-heat sources synthesis SiC furnaces.
多热源合成碳化硅炉炉内温度分布、热量传递及温度梯度变化对碳化硅产品的产量、质量和能耗都有重要的影响。
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