pH梯度萃取法适用于酸性强弱不同的黄酮苷类化合物的提取。
参考答案:错
一对农村夫妇抱着白喉病患儿来医院求治,因患儿呼吸困难,面部发绀,生命垂危,医师决定马上做气管切开术,但父母坚决不同意。医师反复解释劝导,患儿父母拒绝手术签字。急诊医师看到患儿病情危急,为及时抢救患儿,毅然对患儿施行了手术,患儿得救,其父母感激不尽。
该案例中,医师行为的道德价值主要体现了医德情感的()。
A.感人性
B.职业性
C.理智性
D.主观性
E.原则性
小题1:Our Jingmen City has lots of wonderful (风景).
小题2:He often makes (错误)in his spelling.
小题3:The name was (不熟悉的)to me.
小题4:The boy found his name _______(list) in the paper.
小题5:_______(receive) a letter from my friend makes me happy.
小题6:Mike was made ______(clean) the room by his mother.
小题7:Ted w why the police called him, so he went to the police station yesterday.
小题8:She s us a delicious lunch.
小题9:It is bad manners to throw r everywhere.
小题10:From s studies, the color red makes people hungry.