论举重上挺动作技术中的关键动作——预蹲制动

Pre-squatting Brake on the Key Action in Clean and Jerk Technology Moves

通过对组成举重上挺动作的诸多组成部分相互关系的理论分析,和已有的科研资料及常见的实践资料分析,揭示了预蹲制动动作是对上挺发力、下蹲支撑、起立定铃等整个上挺技术起决定性、规定性影响的关键动作,强调了预蹲制动技术的教学和训练在上挺技术中的重要作用,目的是帮助广大教练员清楚认识上挺动作技术的重要环节,为改变目前我国挺举水平仍然相对落后的局面做出一些应有的贡献。

The author indicates Pre-squatting brake is a crucial key action to the all Clean and jerk Technology,such as Forcing in the Clean and jerk,squat sustentation,standing and Fixed barbell atc.by Analysis and demonstration of theory and practice.So,it＇s important to strengthen teaching and training of Pre-squatting brake.In order to help coaches to understand the important part in Clean and jerk Technology moves,and change the status quo on the Clean and jerk of our country.