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介导蓝光、近紫外光反应的受体系统是（）。
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特种作业人员考核内容按照由国家安全生产监督管理局制定的特种作业人员安全技术培训考核标准执行。
You are the desktop administrator for Contoso, Ltd. The company's network contains 1,000 Windows XP Professional computers, which are members of a single Active Directory domain. The computers' hard disks are formatted as NTFS. The company's software developers release a new custom application. The application uses a .dll file named AppLib.dll, which is installed in a folder named \Program Files\Contoso\OpsApp. The company's help desk technicians report that several users experience problems when they use the application because the AppLib.dll file was deleted on their client computers. The company's software developers recommend that you modify the file permissions on AppLib.dll so that users have only Read permission on the file. You need to ensure that all users have only Read permission on the AppLib.dll file on all 1,000 Windows XP Professional computers. What should you do?（）
鲁某是A县卷烟零售户，持有A县烟草专卖局核发的烟草专卖零售许可证。鲁某见销售非法生产的卷烟有利可图，就低价购入非法生产的卷烟30条，案值1万余元，放在店中销售。2010年4月5日，A县烟草专卖局根据消费者投诉，在鲁某店中查获尚未售出的非法生产的卷烟5条。A县烟草专卖局拟对鲁某处以50%的罚款，销毁违法卷烟。鲁某认为处罚过重，逾期不履行处罚决定，又不申请复议，也不向人民法院起诉的。A县烟草专卖局申请人民法院强制执行。A县烟草专卖局申请人民法院强制执行的行为对吗？
避雷器的带电测试的目的是（）
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