Air temperature distribution is analyzed with a finite element method. Linear distribution of refractive index is calculated for certain measurement positions.
该文利用有限元方法分析热轧车轮周围空气温度场，计算得到相应测位空气折射率的线形分布规律。
Multivariate linear model of measurement of forest ecological benefit was set up according to index system of measurement.
按照以上建立的计量指标体系，建立了森林生态效益计量的多元线性模型。
Multivariate linear model of measurement of forest ecological benefit was set up according to index system of measurement.
按照以上建立的计量指标体系，建立了森林生态效益计量的多元线性模型。
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