有权收缴假币的机构是（） ["商业银行","公安机关","城乡信用社","邮政储蓄"]
Your network includes Windows Server 2008 R2 Hyper-V servers. You are configuring the servers in a failover cluster that will host highly available virtual machines （HAVMs）. You plan to manage the servers in the cluster by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You need to design a storage solution for the cluster that allows you to migrate virtual machines （VMs） into and out of the cluster by using SAN migration. Which two actions should you include in your design？（） ["Enable the automount feature on each node in the cluster","Install a Virtual Disk Service （VDS） hardware provider on each node in the cluster","Place all VMs on a single Cluster Shared Volume （CSV）","Place all VMs on a dedicated logical unit number （LUN）"]
煤气设备或管道用氮气置换时，应先开（）。 ["放散管闸阀","煤气吹刷头阀门","氮气阀门"]
You use Microsoft .NET Framework 4 to create a Windows Forms application. You plan to use a Windows Presentation Foundation (WPF) control of the UserControl1 type hosted in an ElementHost control named elementHost1. You write the following code segment. (Line numbers are included for reference only.) You need to ensure that the application changes the background color of the hosted control when the background color of the form changes. Which code segment should you insert at line 05?（） [" elementHost1.PropertyMap.Remove("BackColor"); elementHost1.PropertyMap.Add("BackColor", new PropertyTranslator(OnBackColorChange));"," elementHost1.PropertyMap.Remove("Background"); elementHost1.PropertyMap.Add("Background", new PropertyTranslator(OnBackColorChange));"," elementHost1.PropertyMap.Add("BackColor", new PropertyTranslator(OnBackColorChange)); elementHost1.PropertyMap.Apply("BackColor");"," elementHost1.PropertyMap.Add("Background", new PropertyTranslator(OnBackColorChange)); elementHost1.PropertyMap.Apply("Background")"]
在一般情况下，汇票一经承兑，承兑人就成为汇票的主债务人。
根据还原蒸馏法炼锌或湿法炼锌对焙砂的要求不同，沸腾焙烧分别采用（）和（）两种不同的操作。
