【单选题】根据《中国移动PON网络工程施工及验收规范》,在楼内垂直方向,光缆宜在弱电竖井内采用电缆桥架或电缆走线槽方式敷设,电缆桥架或电缆走线槽宜采用金属材质制作,线槽的截面利用率不应超过()%。
【单选题】融资租赁业务中,承租人支付的履约成本应当计入()
【单选题】I’m terribly sorry. I have to cancel my appointment for tomorrow, because I have something urgent. ______
A.
I’m afraid you can’t do that.
B.
Sorry. We have to wait for another chance.
C.
That’s all right. we can put it off sometime next week.
D.
I’m sorry too, but I’m well prepared for it.
【判断题】融资租赁业务中,承租人支付的履约成本应当计入 管理费用。
【多选题】轿车车身耐候性要求:使用4年后,涂层仍要完整并达到