Terms containing sum-and-difference

Subject	English	Chinese
space	monopulse sum and difference signal	单脉冲和差信号
earth.sc.	sum and difference histograms	和差直方图
mil., air.def.	sum and difference patterns	和差方向图
gen.	sum-and-difference	和差
tech.	sum-and-difference net	求和求差网络
oil	sum-and-difference system	和差系统