慢性肾衰时,出现哪个管型常提示预后不良
A.颗粒管型
B.细胞管型
C.透明管型
D.肾衰竭管型
E.脂肪管型
参考答案:D
_____ there will be a big concert in our city. [ ]
A. It said that
B. It is said that
C. It will say
D. It will be said that
PPP协议的协商报文中,什么参数用来检测链路是否发生自环?()
A、MRU
B、MTU
C、MagicNumber
B、ACCM