大体预计一个时间,慢慢就找到规律了
第二步是只看重间歇时间,一分钟间歇(休息后)必须启动下一个400米跑,
本帖于 2018-04-20 15:19:15 时间, 由普通用户 coach1960 编辑
大体预计一个时间,慢慢就找到规律了
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