肠外营养操作不当可发生()肠内营养糖代谢紊乱可发生()
A.吸人性肺炎
B.鳞状脱屑、脱发
C.导管脓毒症
D.高渗性非酮性昏迷
E.胆囊结石、胆泥淤滞
参考答案:C,A
缓解阀和紧急制动阀的作用是什么?
We'd better the Great Wall tomorrow. [ ]
A. visits
B. visiting
C. visit
D. visited