The horizontalthrow-distance of slope wall fallen stone is one of important basis of slope design and it have relation to slope safety and word safety.
边坡滚石水平抛掷距离是研究露天边坡组成的重要依据之一,它关系到边坡安全和生产作业安全。
2
Axis throw: a hoop throws where the hoop spins around its horizontal axis.
轴抛:一种抛圈动作。在动作中,圈是绕着它的水平轴线旋转。
3
The horizontal upward trunk rotating force is basic and important for discus throw, but to improve it is difficult to coincide with the traditional apparatus for gravitation exercise.