用万用表测量电阻器时,只要选好档位、量程,就可以直接测量了。
动脉瘤最常好发的部位是() ["肾动脉","冠状动脉","主动脉及脑血管","下肢动脉","以上都不是"]
使未饱和空气达到饱和或过饱和的途径是() ["增加水汽","提高温度","A+B","A.B.C都对"]
清营汤中体现“透热转气”的药物是()。 ["金银花连翘竹叶","丹参黄连","生地竹叶","银花麦冬","芦根生地"]
脑血管病的预防中最关键一环是() ["一级预防","二级预防","三级预防","四级预防"]
中立美国政策