length to diameter ratio中文,length to diameter ratio的意思,length to diameter ratio翻译及用法 2026-10-17 22:10 浏览次数 28 length to diameter ratio英[leŋθ tu: daiˈæmitə ˈreiʃiəu]美[lɛŋkθ tu daɪˈæmɪtɚ ˈreʃo]长径比