variances变通variancen.不一致；变化；[数]方差variance reduction techniques方差缩减技术variance ratio transformation方差比变换variance tendency of climatic气候变化趋势variance components estimation方差分量估计variance - covarianee method方差-协方差方法Variance of the measured error测量方差variance-maximizing rotation极大方差轴转variance in temperature/pay温差；工资差额variance-covariance analysis方差-协方差分析Variance of the laser intensity相对涨落