I型消防安全吊带金属零件的耐腐蚀性能经()小时的中性盐雾试验后保持原有性能。
A. 48.0
B. 58.0
C. 68.0
D. 78.0
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要建设一个安全承载能力强、资源配置能力强的特高压电网,必须要推进()协调发展。
A. 特高压交流;
B. 特高压直流;
C. 特高压交流和直流;
D. 直流背靠背;
You are a security administrator for your company. The network consists of three Active Directory domains. All Active Directory domains are running at a Windows Server 2003 mode functionality level. Employees in the editorial department of your company need access to resources on file servers that are in each of the Active Directory domains. Each Active Directory domain in the company contains at least one editorial department employee user account. You need to create a single group named Company Editors that contains all editorial department employee user accounts and that has access to the resources on file server computers. What should you do?()
A. Create a global distribution group in the forest root domain and name it Company Editors.
B. Create a global security group in the forest root domain and name it Company Editors.
Create a universal distribution group in the forest root domain and name it Company Editors.
D. Create a universal security group in the forest root domain and name it Company Editors.
使用接地电阻测试仪时,测量电极间的连线应避免与邻近的高压架空线路(),以防止感应电压的危险。
A. 平行
B. 垂直
C. 接触
D. 交叉
对航行国际航线的船舶开放的港口,由有关省级人民政府按照国家有关规定经国务院有关部门和有关军事机关同意后,报()批准。
A. 国务院交通主管部门
B. 国家发展与改革委员会
C. 国务院
D. 全国人大