爆管事故的处理正确的做法是（） ["A、应紧急停炉并严禁向锅炉给水 ","B、爆管泄漏不严重水位尚能维持可短时间降低负荷运行 ","C、炉管爆破后不能维持水位和气压应紧急停炉 ","D、当水位表中已经看不到水位，炉膛温度又很高时，切不可给水。但引风机必须继续运行。待排尽炉烟和蒸汽后方可停止"]
全书中，在曹操面前骂或者讥讽曹操的有（）、（）、（）。
肾病
省委十届四次全会指出，要加强自然资源保护，完善并严格执行重大工程（）影响评价制度。 ["社会","政治","文化","生态"]
Your network contains an Active Directory forest. The forest contains multiple sites. You need to enable universal group membership caching for a site. What should you do（） ["From Active Directory Sites and Services， modify the NTDS Settings.","From Active Directory Sites and Services， modify the NTDS Site Settings.","From Active Directory Users and Computers， modify the properties of all universal groups used in the site.","From Active Directory Users and Computers， modify the computer objects for the domain controllers in the site."]
自主创新战略的特点有哪些？
