在水平巷道或倾斜巷道内，电缆悬挂点的间距不得超过（）米。
A.3
B.4
C.5
参考答案：B
________ with so many fans of the famous star, the stadium is hard for us to enter. [ ]
A. Crowding
B. To be crowded
C. Crowded
D. Crowded out
虚拟设备是指利用某种技术把独享设备改造成多台同类型独享设备或共享设备，实现虚拟分配的最有名的技术是______。
