( b ) study the spectral amplititude system , analyze the performance limit to noise ( b )对光谱幅度编码系统进行了分析,分析了制约系统性能的噪声因素。
Spraying equipment for crop protection - specification for performance limits for field spraying nozzles 农作物保护用喷雾设备.第4部分:田间喷嘴性能极限规范
Radiation protection - criteria and performance limits for the periodic evaluation of processors of personal dosemeters for x and gamma radiation 辐射防护. x和射线辐射的个人剂量处理器的定期评价准则和性能限值