以下哪些行业的环境影响评价文件应由地级市以上环境保护行政主管部门审批？（）
查看答案
当三相三线有功电能表，二元件的接线分别为IaUcb和IcUab时，负载为感性，转盘（）。
A. 正转
B. 反转
C. 不转
D. 转向不定
地铁通信系统的五大子系统不通过（）传输媒介连成一个整体。
A. 电缆
B. 光缆
C. 磁极
D. 电磁波
一般情况下，煤的可燃挥发分大于（）%属于有爆炸性煤尘。
A. 5
B. 10
C. 15
D. 20
You have a Web server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 hosts 100 Web sites. Each Web site uses a different application pool. You need to limit the network bandwidth for one of the Web sites. What should you do? （）
A. From Internet Information Services (IIS) Manager, modify the properties of the Web site.
B. From the Properties of the Local Area Connection, install QoS Packet Scheduler. From the Local Security Policy, configure the QoS Packet Scheduler settings.
C. From the Local Security Policy, enable auditing for Object Access. From the System Properties, modify the Performance settings.
D. From the Properties of the Local Area Connection, enable and configure Network Load Balancing.
微信支付 
支付宝支付