differential arc差动电弧
differentialadj.差别的;特定的;微分的n.差别;工资差额;差动齿轮;[数]微分
differential dynamometer差动测力计,差动式功率计
differential-transistorn.差分晶体管
differential automorphism微分自同构
differential magnetometer差动磁强计
differential vacuum gauge差示真空规
differential refracometer示差折光计