高度与直径比大于40的立式设备通常选用的吊装方法为()
A、桅杆滑移法
B、单桅杆夺吊滑移法
C、单桅杆偏心提吊滑移法
D、双人字桅杆滑移法
参考答案:C
支原体肺炎的鉴别主要依赖的是()
A.胸部X线片
B.血常规
C.病原学检查
D.胸部CT
E.纤维支气管镜
David was extremely excited at the good news that he would get a chance to the Rock Club to see the great man he admired ___________.
A.in his honor
B.in the distance
C.in the shadow
D.in the flesh