fitting criterion meaning in English
拟合准则
Examples
- With the experiment part , the errors of sk - 21 nc machine tool have been measured , and a serial of data is gotten which lead to the error discrimination . ( 3 ) based on the kinematical theory of mbs , the calculation methods for the ideal center envelop curve of grinding wheel on cam grinding , the practical cutter track , inverse contour of cam , ideal nc instructions , precision nc instructions , the inner / outer normal and the fitting criterion of curve have been all discussed in detail in this paper
( 3 )通过精密加工的约束条件方程,探讨理想刀具路线、逆变数控指令与实际刀具轨迹之间的映射关系,解决误差补偿技术提高加工精度的核心问题? ?当要求数控磨床的砂轮中心准确到达给定的理想点时,精密数控指令值究竟该是多少,如何能够通过计算,获得这样的数控指令值,给出经修正的数控指令计算方法。 - The major findings were : ( 1 ) except the chi square test that was easily influenced by the sample size , the results indicated that the english learning process model fitted the observed data well in preliminary , overall , and internal structure model fit criteria . ( 2 ) the direct effects in the english learning process model were significant regarding their affective reaction with action control , affective reaction with metacognition , action control with metacognition , and metacognition with learning performance ; the indirect effects were also significant regarding their affective reaction with metacognition , affective reaction with learning performance , and action control with learning performance
二、国中生英语学习历程模式中，情意反应对行动控制具直接效果；情意反应对后设认知具直接效果；行动控制对后设认知具直接效果；后设认知对学习表现具直接效果；此外，情意反应对后设认知与学习表现具间接效果；而行动控制对学习表现亦具间接效果。 - In this paper , the working fluid is air . experimental study of the nine different structure parameters of 3 - d ift with staggered arrangement fins in the reynolds number range of 250 to 30000 is performed to investigate the characteristics of heat transfer and flow friction behavior . analyses and reduces the experimental data by the least square method , obtains the nusselt and fanning friction fitting criterion equations
本文以空气为工质，在re 250 30000范围内对九根具有不同肋形结构尺寸的肋叉排三维内肋管的换热及流动特性进行了研究，并运用最小二乘法分析和处理实验数据，获得努谢尔特数，范宁摩擦系数与雷诺数，肋几何参数的准则方程式。 - The estimation procedure is based on the steady - state characteristics versus slip curves . the sum of squares of differences between calculated and experimental characteristics is employed as the fitting criterion . the machine parameters are obtained by minimizing the least - squares cost function using genetic algorithms
该方法利用电机稳态特性曲线，以特性计算值和实验值的拟合误差的平方和作为判断准则，通过应用遗传算法最小化二乘准则函数来获取电机参数。