出手初速度

最后用力阶段髋的稳定性对标枪运动员出手初速度的影响

Effects of stability of hip in the final exertion on the throwing speed of javelin throwers

最后用力超越器械程度不够，工作距离短，影响标枪出手初速度；

It is not enough to surmount degree of apparatus hard finally , exert oneself the job distance short finally , will inevitablely influence the darts skill tempo ;

研究认为：从理论的层面上，如果出手初速度和出手高度固定不变，不考虑其它因素的条件下，出手角度41°～42°最为理想。

In the abstract , the most advantageous throwing angle is about 41 °~ 42 °, if the throwing speed and height are fixed and without regard to other elements .

掷铁饼最后用力阶段环节枝术是指在掷铁饼的最后加速阶段，身体各环节为将铁饼以最快的出手初速度和适宜的角度掷出，而采用的动作方法。

The technique of the delivery phase is a method the body adopts for the purpose of throwing discus at the most fast initial velocity and a suitable angle at the final speeding-up stage .

加速部分，尽量增加铅球运行距离，适当延长其时间，有利于加快铅球出手的初速度，提高运动成绩。

To increase moving distance of shot at accelerating section in order to increase initial velocity of thrusting the shot away .