电动机定子与转子铁芯间的气隙能调节者最大与最小之差不应大于平均值的±10%。
参考答案：对
The word “about” used in connection with the amount of the credit is to be construed as allowing a difference not to exceed more or less than the amount to which it renders. （）
A．5%, 5%
B．5%, 10%
C．10%, 10%
D．10%, 5%
管理科学学派
