短語(yǔ)詞組短語(yǔ)margin n of safety 安全裕度;安全率;安全範(fàn)圍;安全系數(shù)margin of safety ratio 安全邊際比率Margin of safety formula 安全邊際公式fuzzy margin of safety 模糊可靠度margin of safety ration 安全邊際比率the margin of safety 安全邊際software margin of safety 軟件可靠度margin of safety percentage 安全邊際率Margin -of-Safety ratio 安全邊際率 返回 margin of safety