同义词
1)reduced rate,折合率2)conversion rate,折合率3)at ruling rate,现行折合率4)foreign currency conversion rate,外币折合率5)standard conversion rate,划一兑换率;划一折合率6)reduction coefficient,换算系数;折减系数;折合率7)conversion factor,换算系数，折合率，再生系数，变换系数，转换系数8)Conversion,折合9)reduced exergy,折合10)folded paper,折合纸;折合纸板
