coefficient bit modeling 系数比特建模
The relationship between tire vertical properties and friction coefficient of road has been found in the calculation, which can not be calculated with other modeling methods.
还发现轮胎的垂直特性与地面和轮胎之间的附着系数有关，这是以往建模方法所不能做到的。
For this kind of modeling, people care for not only the estimation of regressive coefficient but also the estimation of unknown parameters in conditional skedasticity.
对这类模型的统计建模，人们既关心回归系数的估计，更关心误差条件方差结构中未知参数的估计。
During the modeling for functional gradient materials, one needs to modify continually the coefficient of material composition functions to satisfy the design requirements.
功能梯度材料实体建模过程中，需要对材料成分方程系数进行不断修改以满足设计要求。
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