A.to rise or fall with steady acceleration
B.to work hard
C.to try one‘s every means
第1题:
42、一带电粒子平行磁感应线射入匀强磁场,则它作___运动; If a parallel magnetic induction line of the electric particle is injected into the uniform magnetic field, it will move ___.
A.直线; straight lines;
B.变速率圆周; speed change rate of the circumference;
C.匀速率圆周; uniform speed of the circumference;
D.螺线; spiral;
第2题:
一带电粒子平行磁感应线射入匀强磁场,则它作___运动; If a parallel magnetic induction line of the electric particle is injected into the uniform magnetic field, it will move ___.
A.直线; straight lines;
B.变速率圆周; speed change rate of the circumference;
C.匀速率圆周; uniform speed of the circumference;
D.螺线; spiral;
第3题:
东方人的思维模式为螺旋型(spiral),而西方人的思维模式为直线型(linear)。
第4题:
一带电粒子与磁感应线成任意角度射入匀强磁场,则它作___运动; If the electric particle and the magnetic induction line are injected into the uniform magnetic field at any Angle, it will do ___ motion.
A.直线; straight lines;
B.变速率圆周; speed change rate of the circumference;
C.匀速率圆周; uniform speed of the circumference;
D.(D)螺线; spiral;