乙炔电除尘器控制柜内的联锁有仪表联锁、()联锁、()门联锁、()门联锁。
查看答案
形成母球的关键性水份是()。
A. 吸附水
B. 薄膜水
C. 毛细水
You have a Windows Server 2008 R2 Hyper-V server. You take periodic snapshots of your virtual machines (VMs) when the VMs are not running. You delete several snapshots from the snapshot tree of a VM. The .avhd files that are associated with the deleted snapshots are not deleted from the volume where the VHD files are stored. You need to ensure that the .avhd files are deleted. What should you do?()
A. Reset the V
B. Pause the V
C. Export the V
D. Shut down the V
多大容量配电变压器可采用熔断器保护?高低压熔断器的保护范围是如何确定的?
施工单位应当自起重机械和整体提升脚手架、模板等自升式架设设施验收合格之日起()日内,向建设行政主管部门或者其他有关部门登记。
A. 30
B. 45
C. 60
D. 90