品类管理的八个步骤？
参考答案：即品类定义、品类角色、品类评估、品类评分表、品类策略、品类战术、品类计划实施和品类回顾。
Schedule control is concerned with all the followings except （）.
A.influencing the factors that create schedule changes to ensure that the changes are beneficial
B.determining that the schedule has changed
C.managing the actual changes when and as they occur
D.changing the schedule based on customer demands
如果αAB=62°30′00″，则αBA=（）。
A.152°30′00″
B.242°30′00″
C.332°30′00″
D.117°30′00″
