天线方向图不失真测试方法
Undistorted testing methods of antenna pattern
包络延迟失真测量仪
envelope delay distortion meter
标准测量失真度
degree of standardized test distortion
传输失真测量仪
transmission distortion measuring set
非最小均方误差失真量测
non-mse distortion measure
相位失真测量器
phase distortion measuring equipment
延迟失真测量装置
delay distortion measuring equipment
护理工作量测量量表
intensive care nursing scoring system
不可直接测量量
directly immeasurable variable