安装杆上配电设备,铜铝接点应采取铜铝过渡措施。
参考答案:对
(2013·高考辽宁卷)—I’m afraid you have the wrong number.
—Sorry!________.
A.See you later
B.I didn’t know that
C.Hold on,please
D.I hope I didn’t bother you
最常见的下肢深静脉血栓形成的类型是()
A.周围型
B.中央型
C.混合型
D.感染型
E.创伤型