标准样品保存试验
preservation test of standard sample
标准样品研制
development and preparation of standard sample
多金属矿标准样品
polymetal ore standard sample
高硅铝合金标准样品
high-silicon aluminum alloy standard sample
光谱标准样品
standard reference material for spectrometry
acetylacetic
standard spectrum speciment
spectrum standard samples
国家标准样品
the national standard sample
国家环境保护部标准样品研究所
Institute for Reference Materials of Environmental Protection Ministry
国家环境保护总局标准样品研究所
Institute of Reference Materids SEPA
Reference Material Institute of China National EPA
Institute for Reference Materials of SEPA
Reference Materials Institute of China State EPA
Standard Samples Institute of NEPB
Institute of Reference Materials
SEPA
standard sample research institute
national environmental protection bureau
Institute of Reference Materials of SEPA
Beijing 1 0 0 0 2 9
国家环境标准样品
national environmental standard samples
环境标准样品
environmental standard sample
Environmental reference materials
environemtal reference material
Reference material
黄土地质标准样品
geologic standard sample of loess
甲醇中溴苯标准样品
certified reference material of bromobenzene in methanol
水系沉积物国家标准样品
National Standard Reference stream sediment sample
松香标准样品
reference materials of rosin
陶瓷标准样品
Ceramic reference materials