根据楞次定律判断，当穿越线圈的磁通增强时，感应磁通与原磁通的方向（）。 ["相同","垂直","平行","相反"]
You have a domain controller that runs Windows Server 2008 and is configured as a DNS server. You need to record all inbound DNS queries to the server. What should you configure in the DNS Manager console（） ["Enable debug logging.","Enable automatic testing for simple queries.","Enable automatic testing for recursive queries.","Configure event logging to log errors and warnings."]
发展安全文化的基本要求是要体现（） ["社会性","大众性","科学性","实践性","先进性"]
能否从字面上把无功功率理解为无用之功？为什么？
在杜邦分析体系中，假设其他情况相同，下列说法中错误的是（）。 ["权益乘数大，则净资产利润率越小","权益乘数大，则财务风险大","权益乘数等于资产权益率的倒数","权益乘数大，则净资产利润率大"]
癔症
