The correlation coefficient of parameters of same type in different elements is estimated by test data or empiric formula.
不同单元的同一类型参数的相关系数通过对检测数据的数理统计或利用工程师的经验得到估计。
At same time, the leaf area coefficient, dry matter accumulation and economic coefficient of compact type corn variety is bigger than loosely type corn variety.
在最高产量时，紧凑型玉米品种与松散型玉米品种相比具有叶面积系数大，干物质积累数量大，经济系数高等特点。
With the same size compared to other types of bearings, such bearings friction coefficient is small, extreme high speed, high precision, when a user selection of the preferred bearing type.
与尺寸相同的其它类型轴承相比，该类轴承摩擦系数小，极限转速高，精度高，是用户选型时首选的轴承类型。
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