生命难以维持的PaO2应低于() A.20mmHg B.80mmHg C.10mmH 发布时间:2017-05-26 00:32 │ 来源:www.tikuol.com 题型:单项选择题 问题: 生命难以维持的PaO2应低于()A.20mmHgB.80mmHgC.10mmHgD.40mmHgE.60mmHg
题型:单项选择题 根据句意,写出括号内所给单词的适当形式。小题1:You can make a __________ (choose) among those programmes.小题2:The little girl came here by train all by __________ (she).小题3:The lady looks much younger in this __________ (fashion) dress.小题4:Of the winters in recent years, last winter was the __________ (dry) one.小题5:The doctors in the hospital are trying a new __________ (treat) for cancer. 查看答案
题型:单项选择题 对氨马尿酸(PAH)测定肾血流量优于碘锐特的原因是()A.PAH比碘锐特分子量小B.操作比较方便C.PAH与血浆蛋白的结合率小,所以由此而产生的误差也小D.PAH在人体内能透人红细胞E.PAH是内源性物质 查看答案