通常架空管道的煤气排水器当其水封高度超过（）mmH2O时采用双室或多室水封。 500。 1000。 1500。 2000。
施工技术准备工作之一组织参加工程的有关管理人员认真学习（），并积极协助建设、监理单位组织各项设计交底工作。 施工规范。 操作规程。 设计图纸。 施工工艺。
You are designing a Windows Azure web application. The application must integrate with on-premise business services. The business services are running on an on-premise server and cannot be rewritten. The business services are not exposed externally. You need to recommend an approach for accessing the business services. What should you recommend？（） Move business service functionality to Windows Azure.。 Connect to the on-premise server from a custom service in Windows Azure.。 Create a VPN connection between the application and the on-premise server.。 Expose the business services to the Windows Azure AppFabricService Bus by using a custom service that configures relay binding.。
You need to design a method to protect traffic on the wireless network. Your solution must meet the requirements of the chief security officer. What should you do？（） Configure the wireless access points in Denver and Dallas to filter unauthorized Media Access Control （MAC） addresses。 Configure the wireless network connection properties for all computers in Denver and in Dallas to use the same network name that the wireless access points use。 Create a GPO and link it to the Denver OU and to the Dallas OU. Create a wireless network policy and configure it to use Windows to configure wireless network settings for the Denver and the Dallas networks。 Create a GPO and link it to the Denver OU and to the Dallas OU. Create a wireless network policy and enable data encryption and dynamic key assignments for the Denver and Dallas network。
称社会公德为“简单的道德和正义的准则”的革命导师是（） 马克思。 恩格斯。 列宁。 斯大林。
我国劳动条件分级标准将作业岗位的危害分为（）级
