普通CT扫描与螺旋CT扫描的相同点（）
A.以下都不是
B.连续产生X线
C.曝光时连续动床
D.连续取样
E.X线管连续旋转
参考答案：E
It is reported that China will not buy the Euro debt until some thorough research ______.
A．will be done
B．had been done
C．has been done
D．will have been done
家庭初期火灾的扑救常识是什么？
