短語詞組短語Gross s errors 重大錯誤gross mistake errors 失誤差gross errors judgement equation 粗差判斷方程gross errors detection 粗差探測detecting gross errors 粗差探測gross errors snooping 粗差探測detection of gross errors 粗差檢測resistance to gross errors 抗粗差multidimensional gross errors 多維粗差 返回 gross errors