《建筑消防安全检测评价技术规程》规定,电动机应安装在牢固机座上,周围应有适当通道,与其它低压带电体、可燃物之间距离(),并保持干燥清洁 [">1.2m","≥1.0m",">0.5m","≥1.5m"]
《建筑消防安全检测评价技术规程》规定,空调器具应安装在()结构上,周围可燃物距离应()m ["阻燃、≥0.1m","可燃、≥0.3m","不燃、≥0.1m","不燃、≥0.2m"]
试述苯二氮卓类的药理作用?
《建筑消防安全检测评价技术规程》规定,电烘箱周围()以内不得放置可燃物 ["0.5m","0.3m","0.1m","1.0m"]
解热镇痛药的分类,每类各举一例?
治疗心源性哮喘的药物有几类?各举一个代表药?