下列关于二维整型数组的初始化及其赋值结果正确的是 A: intd[3][3]={{1},{0,2},{0,0,3}};1 0 00 2 00 0 3 B: intd[3][3]={1,0,2,0,0,3};1 0 00 2 00 0 3 C: intd[3][3]={1,0,{2,0},{0,3}};1 0 00 2 00 0 3 D: intd[3][3]={{1,0,2,0},{0,3}};1 0 00 2 00 0 3
下列关于二维整型数组的初始化及其赋值结果正确的是 A: intd[3][3]={{1},{0,2},{0,0,3}};1 0 00 2 00 0 3 B: intd[3][3]={1,0,2,0,0,3};1 0 00 2 00 0 3 C: intd[3][3]={1,0,{2,0},{0,3}};1 0 00 2 00 0 3 D: intd[3][3]={{1,0,2,0},{0,3}};1 0 00 2 00 0 3
大卫,会议室明天下午2:00至3:00可用吗? David, is the conference room _______ tomorrow from 2:00 to 3:00 p.m.?
大卫,会议室明天下午2:00至3:00可用吗? David, is the conference room _______ tomorrow from 2:00 to 3:00 p.m.?
9:30 (1) 11:00 (2) 14:00 (3) (4) 2()
9:30 (1) 11:00 (2) 14:00 (3) (4) 2()
When was the appointment scheduled? A: At 10: 00 a.m. next Monday B: At 3: 00 p.m. next Monday C: At 3: 00 p. m next Wednesday.
When was the appointment scheduled? A: At 10: 00 a.m. next Monday B: At 3: 00 p.m. next Monday C: At 3: 00 p. m next Wednesday.
According to Anna, what are her office hours during the two days? A: 1:00 to 2:00 a.m. B: 1:00 to 2:00 p.m. C: 1:00 to 3:00 p.m.
According to Anna, what are her office hours during the two days? A: 1:00 to 2:00 a.m. B: 1:00 to 2:00 p.m. C: 1:00 to 3:00 p.m.
如果向东走2<br/>m记为+2<br/>m,则向西走3<br/>m可记为(<br/>) A: +3 m B: +2 m C: -3 m D: -2 m
如果向东走2<br/>m记为+2<br/>m,则向西走3<br/>m可记为(<br/>) A: +3 m B: +2 m C: -3 m D: -2 m
【单选题】大小相等、方向与作用线均相同的4个力 F 1 、 F 2 、 F 3 、 F 4 对同一点 O 之矩分别用 M 1 、 M 2 、 M 3 、 M 4 表示,则 A. M 1 > M 2 > M 3 > M 4 B. M 1 < M 2 < M 3 < M 4 C. M 1 + M 2 > M 3 > M 4 D. M 1 = M 2 = M 3 = M 4
【单选题】大小相等、方向与作用线均相同的4个力 F 1 、 F 2 、 F 3 、 F 4 对同一点 O 之矩分别用 M 1 、 M 2 、 M 3 、 M 4 表示,则 A. M 1 > M 2 > M 3 > M 4 B. M 1 < M 2 < M 3 < M 4 C. M 1 + M 2 > M 3 > M 4 D. M 1 = M 2 = M 3 = M 4
下列各组量子数中哪一组是正确的 A: n=3,l=3,m=3 B: n=3,l=2,m=3 C: n=3,l=2,m=2 D: n=3,l=1,m=﹣2
下列各组量子数中哪一组是正确的 A: n=3,l=3,m=3 B: n=3,l=2,m=3 C: n=3,l=2,m=2 D: n=3,l=1,m=﹣2
【单选题】描述 Ψ3dz 2 的一组量子数是 A.n=2,l=1,m=0 B.n=3,l=2,m=0 C.n=3,l=1,m=0 D.n=3,l=2,m=1 A. n=2,l=1,m=0 B. n=3,l=2,m=0 C. n=3,l=1,m=0 D. n=3,l=2,m=1
【单选题】描述 Ψ3dz 2 的一组量子数是 A.n=2,l=1,m=0 B.n=3,l=2,m=0 C.n=3,l=1,m=0 D.n=3,l=2,m=1 A. n=2,l=1,m=0 B. n=3,l=2,m=0 C. n=3,l=1,m=0 D. n=3,l=2,m=1
现有6组量子数:2460n=3,l=1,m=-12461n=3,l=0,m=02462n=2,l=2,m=-12463n=2,l=1,m=02464n=2,l=0,m=-12465n=2,l=3,m=2其中正确的是()。
现有6组量子数:2460n=3,l=1,m=-12461n=3,l=0,m=02462n=2,l=2,m=-12463n=2,l=1,m=02464n=2,l=0,m=-12465n=2,l=3,m=2其中正确的是()。