CPⅢ桩点应严格按照城际铁路要求设置,一般为()左右一对,且应不大于(),根据控制的需要进行选点埋设。
A.40m
B.60m
C.80m
D.100m
参考答案:B, C
He found nothing in the room, ______? [ ]
A. doesn't he
B. does he
C. didn't he
D. did he
大堂经理既是一个专职岗位。又是一个需要多人扮演的重要角色,应采取“1+N”的模式配备,营业时间内专职大堂经理在岗率要达到50%。()