抗浮動(dòng)安全系數(shù)factor: n. 1.〔英國(guó)〕經(jīng)銷人;(代客買賣收取傭金的)經(jīng)紀(jì)人; ...safety: n. 1.安全;平安,穩(wěn)安,保險(xiǎn)。 2.(槍等的)保險(xiǎn)器 ...against: Are you for or against ...flotation: n. = floatation. factor of safety against cracking: 抗裂安全系數(shù)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯