Therefore, just like the direct material variance, when the labor cost for a task differs from standard, the direct labor variance can be divided into a labor efficiency variance and a labor rate variance.是什么意思_Therefore, just like the direct material variance, when the labor cost for a task differs from standard, the direct labor variance can be divided into a labor efficiency variance and a labor rate variance.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句