结论：程晓燕在起滑时左腿摆动垂直分速过大，水平分速相对较小，重心腾起角增大；
Conclusions: At the gliding stage, Cheng Xiao-yan the swing legs vertical speed too high, level speed too smell and the enlarging angel of body gravity ;
研究结果显示：在助跑和起跳技术方面，我国优秀 男子跳远运动员的平跑速度慢，速度利用率不合理，起跳能力较差，腾起角相对较小。
The result shows:approach and take-off in technology, our long jumpers flat run slow, irrational utilization rate, less able to take off, jump angle is relatively small.
研究结果显示：在助跑和起跳技术方面，我国优秀 男子跳远运动员的平跑速度慢，速度利用率不合理，起跳能力较差，腾起角相对较小。
The result shows:approach and take-off in technology, our long jumpers flat run slow, irrational utilization rate, less able to take off, jump angle is relatively small.
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