【单选题】He was obliged to adapt himself ______ the habits and customs of Byron.
【判断题】在追尾事故中,被撞车辆突然向前加速,乘员的头部会剧烈向前仰使颈部受伤。
【多选题】以下各项中,能够降低经营风险的措施是( )
【简答题】A) obliged B) likely C) probable D) partial
【单选题】下列各组量子数中合理的是
A.
N =3 l =1 m =1 m s =+ 1/2
B.
N = 4 l = 5 m = - 1 m s =+1/2
C.
N =3 l = 3 m =1 m s = - 1/2
D.
N = 4 l = 2 m = 3 m s = -1/2
【单选题】下列各组量子数中合理的是
A.
n =3 , l =3 , m = - 3 , ms = +1/2
B.
n =3 , l =2 , m = - 2 , ms = – 1/2
C.
n = 4 , l = - 1 , m =0 , ms = +1/2
D.
n = 4 , l =1 , m = - 2 , ms = –1/2