表明新公式作为铅球最佳出手角度的理论依据是客观准确地。
It is objective right that the new formula is regarded as the theory basis of the optimum Angle of the throwing shot.
得到标枪的初始攻角和俯仰角速度对出手角度选择的影响较显著。
The effect of initial attack angle and pitching angular velocity on the selection of release angle is remarkable.
从铁饼在空气中飞行所受到的气动力出发，阐述铁饼飞行的轨迹和铁饼出手时的速度、角度、自转角速度和风作用对成绩的影响。
The path of discus flight and the effects of the throw velocity/angle, spin and wind conditions on discus flight are discussed in this paper, considering the aerodynamic force on the discus.
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