单项选择题
患者女性,48岁,患有糖尿病酮症酸中毒,尿糖阳性,皮下注射胰岛素注射器和针头的型号是
单项选择题 在光学分析法中,采用钨灯作光源的是()。
单项选择题 22()
单项选择题 Ancient people felt much()concerning the notion that the appearance of comets was inauspicious, but nevertheless exhibited () concerning the proper reaction to the phenomenon.