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題 名 | 大專男、女鐵餅投擲之分析=Analysis on Male/Female Discus Throwing of College Students |
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作 者 | 羅應嘉; 何武雄; | 書刊名 | 中華技術學院學報 |
卷 期 | 20 2000.03[民89.03] |
頁 次 | 頁154-170 |
分類號 | 528.9435 |
關鍵詞 | 大專; 鐵餅投擲; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究的目的在分析鐵餅之出手高度、投擲角度、投擲初速度、達最高點時間、 達最高點高度、全程時間與投擲距離,以及分析選手之身高、體重和投擲之最佳投擲距離等 ,以大專男女鐵餅選手(男子 8 名、女子 8 名 ),共計 16 位選手為研究對象,應用十六 厘米攝影機拍攝選手投擲整個動作過程,膠卷沖洗後置於影片分析器中,計算鐵餅運動相關 之各項力學要素,經過數量之統計及討論分析之後可獲得結論如下: 一、就體型而言,在男子選手方面,選手的身高平均值為 181.25 公分。在女子選手方面, 選手的身高平均值為 165.25 公分。此外,就體重而言,在男子選手方面,選手的體重平均 值為 105.625 公斤。在女子選手方面,大專選手的體重平均值為 72.875 公斤。 二、男子組鐵餅各項力學資料得知,出手高度之平均值為 1.6075 公尺,投擲角度之平均值 為 33.875 度,投擲初速度之平均值為 21.3125 公尺╱秒。 三、女子組鐵餅各項力學資料得知,出手高度之平均值為 1.44 公尺,投擲角度之平均值為 31.5 度,投擲初速度之平均值為 20.2375 公尺╱秒。 四、男子組鐵餅各項力學相關值得知, 投擲初速度與投擲角度之相關 r = 0.94086,達到 非常顯著性相關( P <.01 ),投擲角度與投擲距離之相關 r = 0.97553,達到非常顯著 性相關( P <.01 ),投擲初速度與投擲距離之相關 r = 0.99185,達到非常顯著性相關 ( P <.01 )。 五、女子組鐵餅各項力學相關值得知, 投擲初速度與出手高度之相關 r = 0.97653,達到 非常顯著性相關( P <.01 ),投擲距離與出手高度之相關 r = 0.99117,達到非常顯著 性相關( P <.01 ),投擲距離與投擲初速度之相關 r = 0.99573,達到非常顯著性相關 ( P <.01 )。 六、以男、女選手鐵餅之出手高度、投擲角度、投擲初速度、投擲距離四個變相,經過變異 數分析結果 F = 1856.978,達到差異之顯著水準( P <.01 ), 由此知四個變相平均值 之差異非常明顯。 七、男女鐵餅選手, 四個變相之變異數分析事後比較 q 值,投擲角度與出手高度差異之事 後比較 q = 79.65596,達到非常差異之顯著水準( P <.01 ), 出手高度與投擲初速度 差異之事後比較 q = 50.73328,達到非常差異之顯著水準( P <.01 ), 出手高度與投 擲距離差異之事後比較 q = 107.48943,達到非常差異之顯著水準( P <.01 ),投擲角 度與投擲初速度差異之事後比較 q = 28.92268, 達到非常差異之顯著水準( P <.01 ) ,投擲角度與投擲距離差異之事後比較 q = 27.83347,達到非常差異之顯著水準( P < .01 ),投擲初速度與投擲距離差異之事後比較 q = 56.75615,達到非常差異之顯著水準 ( P <.01 )。 八、男、女鐵餅選手的出手高度、出手角度與初速度此三項因素皆會明顯影響到鐵餅的投擲 表現。 |
英文摘要 | The purpose of the study is to analyze the discus throwing hand raising height, throwing angle, primary throwing speed, time of reaching the highest point, height of the highest point, full-range time, and throwing distance, and analyze the candidate height, weight, and the best throwing distance, etc., with total 16 candidates of college male/female discus as study target, by applying 16mm camera to shoot the whole motion process of a candidate in throwing a discus. A film, after production, is laid into a film analyzer, to calculate each related dynamic element to discus sports, through quantity statistics and discussion analysis, the conclusions can be obtained as follows: Ⅰ.Talking about physical shape, in the aspect of male candidate, the average height value of candidates is 181.25cm. In the aspect of female candidate, the average height value of candidates is 165.25cm. Besides, talking about weight, in the aspect of male candidate, the average weight value of candidates is 105.625kg. In the aspect of female candidate, the average weight value of college candidates is 72.875kg. Ⅱ.It is known from various dynamic data of male group discus that, the average value of hand raising height while throwing is 1.6075m, the average value of throwing angle is 33.875 °, and the average value of primary throwing speed is 21.3125m/second. Ⅲ.It is known from various dynamic data of female group discus that, the average value of hand raising height while throwing is 1.44m, the average value of throwing angle is 31.5 °, and the average value of primary throwing speed is 20.2375m/second. Ⅳ.It is known from various dynamic data of male group discus that, the relativity of primary throwing speed and throwing angle r=0.94086, reaching extremely obvious relativity (P<.01), the relativity of throwing angle and throwing speed r=0.97553, reaching extremely obvious relativity (P<.01), the relativity of primary throwing speed and throwing speed r=0.99185, reaching extremely obvious relativity (P<.01). Ⅴ.It is known from various dynamic data of female group discus that, the relativity of primary throwing speed and hand raising height while throwing r=0.97653, reaching extremely obvious relativity (P<.01), the relativity of throwing distance and hand raising height while throwing r=0.99117, reaching extremely obvious relativity (P<.01), the relativity of throwing distance and primary throwing speed r=0.99573, reaching extremely obvious relativity (P<.01). Ⅵ.Based on such 4 variables as hand raising height while throwing, throwing angle, primary throwing speed, and throwing distance of male/female discus candidates, through variable analysis result F=1856.978, reaching an obvious variation level (P<.01); it is known from this that the difference of the average values of such 4 variables to be extremely obvious. Ⅶ.Concerning the variable analysis of the 4 variables for the male/female discus candidates, the afterwards comparison q value, the afterwards comparison q of difference between throwing angle and hand raising height while throwing q=79.65596, reaching an obvious level of extreme variation (P<.01), the afterwards comparison q of difference between hand raising height while throwing and primary throwing speed q=50.73328, reaching an obvious level of extreme vairation (P<.01), the afterwards comparison q of difference between hand raising height while throwing and primary throwing distance q=107.48943, reaching an obvious level of extreme variation (P<.01) , the afterwards comparison q of difference between throwing angle and primary throwing speed q=28.92268, reaching an obvious level of extreme variation (P<.01), the afterwards comparison q of difference between throwing angle and throwing distance q=27.83347, reaching an obvious level of extreme variation (P<.01), the afterwards comparison q of difference between primary throwing speed and throwing distance q=56.75615, reaching an obvious level of extreme variation (P<.01). Such 3 factors as the hand raising height while throwing, throwing angle and primary throwing speed of male/female discus candidates which would all obviously influence the discus throwing performance. |
本系統中英文摘要資訊取自各篇刊載內容。