When will the product be ready A: 1 pm B: 3 pm C: 4 pm D: 6 pm
When will the product be ready A: 1 pm B: 3 pm C: 4 pm D: 6 pm
When did the woman arrive A: At 1:00 pm B: At 3:00 pm C: At 5:00 pm D: At 7:00 pm
When did the woman arrive A: At 1:00 pm B: At 3:00 pm C: At 5:00 pm D: At 7:00 pm
某化学反应Δ r H m ɵ <0, Δ r S m ɵ >0,Δ r C pm ɵ =0,则:
某化学反应Δ r H m ɵ <0, Δ r S m ɵ >0,Δ r C pm ɵ =0,则:
Mr Burton will be back to here before 3 pm this afternoon.
Mr Burton will be back to here before 3 pm this afternoon.
When are the teacher's office hours? A: Monday 3:00-5:00 pm B: Tuesday 5:00-7:00 pm C: Wednesday 8:00-10:00 am D: Thursday 11:00- 1:00 pm
When are the teacher's office hours? A: Monday 3:00-5:00 pm B: Tuesday 5:00-7:00 pm C: Wednesday 8:00-10:00 am D: Thursday 11:00- 1:00 pm
求一维谐振子处在第一激发态时几率最大的位置。 A: $x=0$ B: $x=\pm\sqrt{4\hbar/\mu\omega}$ C: $x=\pm\sqrt{\hbar/\mu\omega}$ D: $x=\pm\sqrt{2\hbar/\mu\omega}$
求一维谐振子处在第一激发态时几率最大的位置。 A: $x=0$ B: $x=\pm\sqrt{4\hbar/\mu\omega}$ C: $x=\pm\sqrt{\hbar/\mu\omega}$ D: $x=\pm\sqrt{2\hbar/\mu\omega}$
羊的齿式为 A: 2(0 0 3 0/ 4 0 3 0)=20 B: 2(0 0 3 3/ 4 0 3 3)=32 C: 2(4 0 3 0/ 4 0 3 0)=28 D: 2(4 0 3 3/ 4 0 3 3)=40
羊的齿式为 A: 2(0 0 3 0/ 4 0 3 0)=20 B: 2(0 0 3 3/ 4 0 3 3)=32 C: 2(4 0 3 0/ 4 0 3 0)=28 D: 2(4 0 3 3/ 4 0 3 3)=40
【单选题】A=[2,3,2,1;1,2,2,1; 1,2,3,-2]; A1=sum(A>A(2,1)); A(2,:)=[]; A2=A.^2-4; (6.6分) A. A1 =[1 3 3 0]; A2 =[0 5 0 -3;-3 0 5 0]; B. A1 =[1 3 -3 0]; A2 =[0 -5 0 -3;-3 0 5 0]; C. A1 =[-1 3 3 0]; A2 =[0 -5 0 -3;-3 0 5 0]; D. A1 =[-1 3 3 0]; A2 =[0 5 0 3;-3 0 5 0];
【单选题】A=[2,3,2,1;1,2,2,1; 1,2,3,-2]; A1=sum(A>A(2,1)); A(2,:)=[]; A2=A.^2-4; (6.6分) A. A1 =[1 3 3 0]; A2 =[0 5 0 -3;-3 0 5 0]; B. A1 =[1 3 -3 0]; A2 =[0 -5 0 -3;-3 0 5 0]; C. A1 =[-1 3 3 0]; A2 =[0 -5 0 -3;-3 0 5 0]; D. A1 =[-1 3 3 0]; A2 =[0 5 0 3;-3 0 5 0];
【单选题】为安装一个软件包,应使用 ( ) A: pm -i B: pm -e C: pm -q D: pm –V
【单选题】为安装一个软件包,应使用 ( ) A: pm -i B: pm -e C: pm -q D: pm –V
2. I hope (arrive)in Hangzhou at 2: 20 pm to catch the 3: 10 train to Ningbo.
2. I hope (arrive)in Hangzhou at 2: 20 pm to catch the 3: 10 train to Ningbo.