请指出下列肺炎病理改变的X线表现。
肺结核的卫星灶()
A.渗出灶
B.增殖灶
C.纤维化灶
D.空洞
E.钙化灶
参考答案:B
— Do you know Jim's quarrelling with his brother?
— I don't know. And _____. [ ]
A. nor don't I care
B. nor do I care
C. I don't care neither
D. I don't care too.
消防联动控制装置的直流操作电源电压,应采用( )。
A.36V
B.24V
C.12V
D.6V