论短跑途中跑的摆动技术及其作用

End point Error in the Complex and Acid base Retitration

从机械力、运动生理学、运动解剖学、生物力学诸方面论述了摆臂和摆动腿的摆动技术，结合个人体会论证了摆臂和摆动腿摆动的重要作用．

The equations on end point error by algebra method for complex and acid base retitration are presented.The methods obtained for this calculations are convenient and accurate.