...键词 半参数回归模型，核权函数，误差方差估计，渐近正态性. [gap=755]Keywords Partial Linear Models, Kernel Weight Function, Error Variance Estimation, Asymptotic Normality.
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weight kernel function 加权核函数
kernel weight function
核权函数
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Fractional characteristics between length, width, thickness and weight of a single kernel were studied by using net method that adapted to the discrete function.
采用适合离散函数的网格法研究小麦籽粒的长度、宽度、厚度、单粒质量等参数间的分形特性。
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