differential jet差动喷流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 protective device差动保护装置differential planet gear train差动行星轮系differential protection theory差动保护原理Differentially expressed genes差异表达基因differential bronchospirometry[医] 对比支气管肺量测定法differential piece rate system差别计件工资制differential propagation phase差分传播相位Differential negative feedback微分负反馈differential rotational-flow微分旋流differential forgetting theory差别遗忘论