膜盒式差动流量计  bellows differential flowmeter

角动量动量矩  angular momentum

流量、流动  Flow

膜盒流量计  bellows flowmeter

流量表流速传感器  flow meter tachometer generator

质量流量表  maskant flowmeter

补偿式发电机电流差动保护  compensated generator differential protection

差动差分电流传输器  DDCC

差动差分放大器  differential difference current conveyor

差动差分浮地运算放大器  DDOFA

差动量  differential variable

差动量计  differential flowmeter

差流动态追忆法  differential dynamic reminiscing principle

差流量指示器  differential flow indicator

差流量总合计  differential flow summer

磁性压差流量记录仪  magnetic differential flow recorder

等差量表  arithmetic scale

电流差动  current differential

电流差动保护  current differential relay; differential protection; differential current protection; electric differential protection; current differential relay protection; agricultural priority area; current differential protection; line differential protection; current diffetential protection