The methods of data research,mathematical statistics and logical analysis were used to study the swimming competition results and medal distribution of the late 4th Zhejiang Provincial Games (2002-2014).The study compared Zhejiang competitive swimming talented level with the national level.The results show that:1 )The age group setting and contest have been adjusted during the four games, number of gold medals increased and competition achievements raised continually;2 )the overall pattern of Zhejiang swimming teams:the first echelon has obvious advantages with top reserve talent from Hangzhou,Wenzhou,Ningbo;the second tier is relatively stable with adequate reserve personnel from Shaoxing,Jiaxing and Taizhou;the third tier has strong momentum from Jinhua,Lishui and Huzhou;Quzhou and Zhoushan have poor talent pool;3)the performance of 10-12 age group as a whole increased steadily.Female athletes were better than men athletes,male and female average difference narrowing with increasing age;4)the swimming competition level in the fifth Games reached a peak in the four -year cycle.5 )From the fifth Games,there was narrowing gap between Hangzhou team and Wenzhou Team,the former having a larger advantage in the women events while the latter has obvious advantages in men's events.%采用资料调研、数理统计和逻辑分析等方法对浙江省近四届省运会（2002－2014年）游泳比赛的成绩和奖牌分布进行分析，以了解浙江省竞技游泳后备人才的整体实力。结果显示：1）浙江近四届省运会游泳比赛年龄组设置和竞赛项目不断调整，金牌数逐届上升，成绩水平逐届提高；2）浙江省内游泳水平的整体格局表现为：第一梯队优势明显，顶尖后备人才辈出（杭州、温州、宁波）；第二梯队相对稳定，后备人才储备充足（绍兴、嘉兴和台州）；第三梯队提升势头显著（金华、丽水和湖州）；衢州、舟山成绩持续低迷；3）浙江省近四届省运会游泳比赛10～12岁组成绩整体稳步提高，女子运动员的水平均高于男子运动员，男、女全能冠平均差值随年龄增加逐渐缩小；4）从第十五届浙江省运会游泳比赛的整体情况来看，整体水平达到4年省运会周期的最高点；5）从浙江省第十五届省运会游泳比赛的金牌分布来看，温州队与杭州队的差距逐渐缩小，杭州队在女子项目中占有较大优势，温州男子项目优势明显。
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