2016-12-25 10:02
2016-12-25 10:01
2016-12-25 10:00
2016-12-25 09:58
2016-12-25 09:55
2016-12-23 23:01
2016-12-23 23:03
2016-12-23 23:04
2016-12-23 23:05
2016-12-23 23:05
2016-12-24 09:39
2016-12-24 09:40
2016-12-24 09:41
答 : 一层的不用缴纳电梯费,电梯费缴纳规则是,电梯费基数*(n-1)
2016-12-24 09:44
2016-12-25 09:53