主成分分析技术
principal component analysis
组分分析技术
Composition analysis technique
材料检测与分析技术
materials examination and analysis
measuring and analysis for materials
measure and analysis for materials
technology of materials testing and analyzing
measurement and analysis for materials
analysis and testing technology of materials
methods of determination and analysis for materials
testing and measuring for material
material test and analysis
testing and analysing for the material
material examination and analysis
materials testing and analysis
material detection and analysis technology
materials test and analysis
电能表检验技术的进步
Progress of kWh meter calibration technology
红外热像检测分析技术
infrared-thermal detection technology
检验技术和标准
test technology and standard
检验技术能力
Ability of testingtTechnology
食品理化检验技术
food physical and chemical determination technolog