[新聞] 中職公布用球彈性檢測 項目都合格已回收
(中央社記者林宏翰台北29日電)中華職棒連兩季「打優於投」的投打失衡現象,引起球
迷臆測,聯盟今天公布比賽用球的檢驗報告,顯示各項目都合格。
投打失衡現象從全壘打數可見,去年2015年整季240場429轟,比起2014年240場209轟,成
長率超過100%;去年整季聯盟打擊率3成01,投手禦率5.12都是前所未見。
今年中職打者火力更強,開季1個多月打完48場比賽,已經出現123支全壘打,平均每場
2.6支,比去年平均每場1.8支更猛。到今天賽前為止,整個聯盟打擊率平均3成08,平均
投手防禦率5.8。
今年開季不久,對於投打失衡現象的討論持續,有球員說是好球帶太小,有教練說是投手
人才斷層,有球迷猜用球彈性係數改變。
中華職棒聯盟委託台北市立大學運動器材科技研究所,檢驗比賽用球,共9項測試項目包
括外觀、縫線數、重量、圓周、直徑、縫線高度、縫線寬度、恢復係數(COR)及壓縮值
(C-D)等。
中華職棒官方比賽用球是華櫻公司生產的SAKURAI 990型號,在4月1日送件,4月18日檢測
,彈性係數為0.576,符合標準。
聯盟表示,這個單位也曾經接受世界棒壘總會委託進行相關檢驗。
http://www.cna.com.tw/news/aspt/201604290261-1.aspx
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