神经元功能建模的共同特点是针对神经元扩布性峰电位的()性质。
参考答案:“全或无”
句型转换。
1. We went to the mountains on Saturday morning. (改为一般疑问句)
________ you ________ to the mountains on Saturday morning?
2. Annie studied for the math test last night. (对画线部分提问)
________ ________ Annie ________ last night?
3. I had a busy weekend. (对画线部分提问)
________ ________ your weekend?
4. Frank played computer games just now (刚才). (改为否定句)
Frank ________ ________ computer games just now.
5. What did you do over the weekend? (改为同义句)
________ did you ________ your weekend?
已知起航点经度λ1=006°12'.7W,到达点经度λ2=107°24'.9E,则两地间的经差Dλ为()。
A.113°37'.6W
B.113°37'.6E
C.101°12'.2E
D.101°12'.2W