2011年,日本九级大地震并导致福岛第一核电厂核泄漏之后,人们都在谈论有关“核辐射”的话题。下列说法正确的是()。
A. 服用碘盐能预防核辐射
B. 辐射无处不在,不用担心
C. 少量的辐射照射不会危及人类的健康,过量的才会对人体产生伤害
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You are the network administrator for The network consists of a single Active Directory domain named All servers run Windows Server 2003, and all client computers run Windows XP Professional. A user named Lilli receives a new computer named Client223. She successfully logs on to the domain. The next day, she tries to log on again. The domain name appears in the domain dropdown list in the dialog box. However, Lilli cannot log on. You try to log on by using Client223, but you are also unsuccessful. Then you use a local Administrator account to log on. You read the following error message in the system event log. "NETLOGON Event ID 3210: Failed to authenticate with \\Server5, a Windows NT domain controller for domain TestKing". You search the computer account for Client223 in Active Directory Users and Computers, but the account does not appear. You need to ensure that Lilli can log on to the domain successfully. What should you do?()
A. Recreate the user account for Lilli and add her to all appropriate security groups.
B. Run the netdom reset 'Client223' /domain:'testking' command and then restart Client223.
C. Add Client223 to a workgroup. Then join Client223 to the domain.
D. Reset the computer account for Server5 in Active Directory Users and Computers.
2010年11月20日,以“转型的世界与中国大战略”为主题的第七届中国经济增长与经济安全论坛在北京大学开幕。本届论坛着重谈到了汇率安全问题。随着美国宽松货币政策的出台,人民币对美元不断升值,人民币升值将()
A. 有利于出口,但不利于进口
B. 不利于出口,但有利于进口
C. 促进欧美国家对中国贸易顺差
D. 促进我国的经济稳步发展