常用的建立机器人动力学方程的方法有()和()。
参考答案:牛顿;拉格朗日
全国第一座城市道路立体交叉桥()
A、小北立体交叉桥
B、大北立体交叉桥
C、中山一立交桥
D、盘福路立体桥
— Do you think it's a good idea to make friends with my students?
— _____, I do. I think it's a great idea. [ ]
A. Really
B. Obviously
C. Actually
D. Generally