低电平测量仪器
low-level instrumentation
背景噪声电平测量
background-noise level measurement
测量电量
measuring electric quantity
低频电量测量
low frequency output measurement
电量测量
electric parameter measurement
measuring quantity of electricity
electric power measurement
Electric parameters measure
measurement of electrical quantity
Power measurement
electrical measurement
非电量测量
non-electricity measurement
非电量电测
non electricity quantity determination
路际电平测量仪
interchannel level measuring set
载频电平测量仪
carrier frequency level measuring setup
自动电平测量系统
automatic level measuring system
充气飞行时间探测器(GF-TOF)测量方法
method of measurement by gas-filled time-of-flight detector