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| 11. | Character High intensity, light weight, slightly flexible and stainless, high precision of transmission. |
| 主要性能强度高，重量轻，传动精度高，车架新型加强型后叉上管，提高了整车的刚性和抗冲击疲劳性能，适合专业运动员及自行车运动爱好者使用。 |
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| 12. | "Seeds, nuts, nonfat yogurt. OR 6 egg whites, 1-2pieces of fruit. OR milk and egg protein drink 300-600ml OR Pro Sport liquid protein drink 375ml. Supplements." |
| 或专业运动员之液体蛋白饮料375毫升。补充食品。 |
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| 13. | ①The muscle strength of shoulder girdle is weak in amateur sprinters, indicating that it is one of the principal factors affecting the performance.②The extensor muscle strength of shoulder joint is more influencing than the flexor muscle strength. |
| 应用要点：文章以专业和业余的短跑运动员为观察对象，测试了其肩关节各肌群的力矩，结果发现专业运动员无论是肩关节屈肌群还是伸肌群力矩均大于业余运动员，证实了短跑运动员肩带肌群力量是造成运动员成绩差异的主要原因之一 |
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