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Standard Test Methods for Measuring High-Speed Bat Performance
出版:American Society for Testing and Materials

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基本信息
標(biāo)準(zhǔn)編號(hào): ASTM F2219-07
發(fā)布時(shí)間:2007/10/1 0:00:00
標(biāo)準(zhǔn)類別:Standard
出版單位:American Society for Testing and Materials
標(biāo)準(zhǔn)頁數(shù):5
標(biāo)準(zhǔn)簡介
CONTAINED IN VOL. 15.07, 2007Specifies a method for determining bat performanceby measuring the bat-ball coefficient of restitution(BBCOR), deriving the ball exit speed ratio (BESR),and calculating a batted-ball speed (BBS).
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