square-rootCOCA¹⁴³³²⁷BNC¹⁷³⁹⁹⁵⁺² 基本例句 na.数平方根；🌏时间序列 Nevertheless, the mean-square-root errors of fitting curves between model inversion and real structure are less than2 except at individual point, which achieves better fit. 尽管如此，模型反演与真实结构的拟合曲线均方根误差除个别点外都小于2，达到了较好的拟合。 cnki