微分分布函数 differential distribution function; 微分分布曲线 differential distribution curve; .
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differential weight distribution function 微分重量分布函数
differential number distribution function 释义微分数量函数
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The carbon concentration distribution function derived from partial linear differential equation by applying the feasibility of repeat adding can describe the innate character of multi stage ca...
运用线性偏微分方程的可迭加性质所求得的碳浓度分布函数能够描述多段法渗碳过程的物理本质。
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