同义词
1)eye span,眼距2)eye distance,眼距3)buttonhole spacing,眼距4)distance arround holes,周边眼距5)button distance,扣眼距6)ophthalmodiastimeter,眼距计7)ophthalmodiastimeter,眼距测量器8)vuerometer,眼距测量器9)ocular hypertelorism,两眼距离过远10)positive contact off-bottom spacer,喷射眼距井底最优距离定位器
