A method calculating one body density matrix of nucleus in the mean field shell model is proposed.
提出平均场壳模型下原子核单体密度矩阵的一种计算方法,验证该方法的可靠性。
The difference between the wall mean heat transfer coefficient calculated from the simulated results and that from one dimension weighted method is evident.
把按二维温度分布计算出的墙体平均传热系数与按标准的一维面积加权方法计算出的平均传热系数作比较,两者差别很大。
One method was getting the maximum and the minimum of the structural performance function by optimization, and then calculating the ratio of mean-value to deviation of the performance function.
一种方法是先优化得到结构功能函数的最大和最小值,再计算功能函数均值和离差的比值;
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