骨盆损伤伤员搬运时正确的()
A.用硬板或硬质担架
B.三角巾将骨盆环形包扎
C.病人仰卧位
D.病人双下肢伸直
E.双膝略弯曲,下加垫枕
参考答案:A, B, C, E
— What _____ your brother _____ like?
— He has small eyes and a small nose. [ ]
A. is ; is
B. does ; look
C. do ; look
D. does ; looks
铁氰化钾氧化还原峰峰电流ip与铁氰化钾浓度c及电势扫描速度v之间的关系分别为()。
A.ip与c和v均成正比;
B.ip与c和v1/2成正比;
C.ip与c1/2和v成正比;
D.ip与c1/2和v1/2成正比