放疗摆位中机架角的允许精度为()
A.±0.1°
B.±0.2°
C.±0.3°
D.±0.4°
E.±10°
参考答案:A
We didn’t plan that well, but the party _______ to be a great success.
A.turned out
B.turned on
C.turned over
D.turned up
盐酸丁卡因分子结构中具有芳伯胺结构,能发生重氮化-偶合反应。