处理故障距接触网不足()米时,必须按规定将接触网停电,并作好接地保护后方准作业。
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中国传统纪年农历的干支纪年中一个循环的第一年称“甲子年”,“一甲子”是指()年?
Your company has a main office and one branch office. Your network consists of an Active Directory domain. You have a remote access server in the main office named Server1. You have a remote access server in the branch office named Server2. Server2 has a demand-dial interface that connects to Server1. The demand-dial interface connects by using a domain account named Ras1. You need to prevent Server2 from establishing new demand-dial connections to the main office between 18:00 and 08:00. What should you do?()
A. Modify the dial-in properties of the Ras1 account.
B. Modify the dial-out hours on the demand-dial interface.
C. Modify the IP demand-dial filters on the demand-dial interface.
D. Enable Bandwidth Allocation Protocol (BAP) on Server2.
运筹学的目的在于针对所研究的系统求得一个合理应用人才,物力和财力的最佳方案。()
A. 正确
B. 错误