differential via差分过孔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 conductometrictitration差示电导滴定differentially compensated regulator差动式补偿稳压器differential polarographic titration示差极谱滴定differential pressure of water level水位差压differential space-time modulation差分空时调制differential collision cross section微分碰撞截面differential refractometric detector差示折射检测器differential gene expression pattern差异基因表达类型differential interference microscope差分干涉显微镜,微分干涉显微镜Differential Polarization Telegraphy差示极化强度电报