题型:选择题 The survey shows that ______ of the population in the country ______ adults. A.three fifths; isB.three fifths; are C.three fifth; are D.three fifth; is 查看答案
题型:单项选择题 有关念珠菌 * * 炎,下述说法错误的是()A.80%~90%的病原体为白念珠菌B.有念珠菌感染的 * * pH在5.0~6.6C.多见于孕妇、糖尿病患者及接受大量雌激素治疗者D. * * 、口腔、肠道之间的念珠菌可互相自身传染E.治疗可用咪康唑栓剂塞入 * * 查看答案
题型:单项选择题 800M数字集群国家规定的频率范围是:()A、下行851~866MHz,上行806~821MHz;B、下行861~876MHz,上行806~821MHz;C、上行851~866MHz,下行806~821MHz;D、上行861~876MHz,下行806~821MHz。 查看答案