The obtainment methods of client information include: activereturn visit call documents and visit by the client as well as the client opinion inquiry organized if necessary.
顾客信息的获取方法有主动回访、顾客的来电、来文、来访以及在必要时组织的顾客意见征询活动。
2
A null return value implies all active slices, while an empty array will raise an exception.
空返回值意味着所有片都是活动的,而空数组则会引发一个异常。
3
Choose the complete restore and return to the active state.