从流行病学病因观出发下列哪种因果联接方式是正确而完整的()
A. 单因单果
B. 单因多果
C. 多因单果
D. 多因多果
E. 因果链
查看答案
电机车的电气制动是(),刚投入时,车速高,需接入()电阻。
You use Hyper-V Server 2008 R2 and failover clustering to host several virtual machines (VMs). You plan to perform a Volume Shadow Copy (VSS) backup of a Cluster Shared Volume (CSV). You need to ensure that resources can continue to use the CSV during the VSS backup. What should you do?()
A. Turn on redirected access for the CS
B. Turn on maintenance mode for the CS
C. Use Failover Cluster Manager to remove dependencies from your disk resources.
D. Configure your VSS-aware backup utility as a generic application in failover clustering.
患者,男,18岁。医师对其右下肢做肌力检查,先将患者置于坐位,膝关节屈曲90°,再嘱其伸直膝关节,患者不能完成此动作是由于损伤()
A. 髂腰肌
B. 臀大肌
C. 股四头肌
D. 缝匠肌
E. 臀中肌