conversion pig炼钢生铁conversionn.转变；换算conversion reformat utility转换重新格式化实用程序conversion of strain tensor应变张量转换conversion of foreign money换算外国货币conversion at current price按时价兑换conversion of onus probandi举证责任倒置conversion degree functions转换程度函数conversion of original data基数转换conversion loss coefficient变换损耗系数conversion from coal to gas由煤到气的变化conversion gain coefficient变换增益系数