完成作业周期的速度与持续按时配送特别订货的能力相关。
参考答案：对
Give this to _____ you think can do the work well.
A who B whoever C whomever D however
与基牙接触面积最小的卡环是
A．单臂卡环B．臂卡环C．间隙卡环D．I杆卡环E．T型卡环
