... secondary ion mass spectrum 二次离子质谱 ; 又称二次离子质谱 ; 次离子质谱 ion mass spectrum 离子质谱 Selected ion mass spectrum 选定离子质谱 ...
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Negative ion mass spectrum [分化] 负离子质谱
secondary ion mass spectrum 二次离子质谱 ; 次离子质谱 ; 又称二次离子质谱
Positive ion mass spectrum [物] 正离子质谱
Selected ion mass spectrum 选定离子质谱
secondary ion mass spectrum sims 二次离子质谱
negative-ion mass spectrum 负离子质谱
ion microprobe mass spectrum shrimp 离子探针
ion trap mass spectrum 离子阱质谱
laser desorption-ion migration spectrum-mass spectrometry 质谱法
The structures and compositions of the purified petroleum acids were characterized by using infra-red spectrum, nuclear magnetic resonance and negative-ion electrospray ionization mass spectrum.
通过红外光谱、核磁共振和负离子电喷雾质谱三种表征技术鉴定了原油中的石油酸结构和组成。
A new method for determination of melamine in milk powder and milk products by gas chromatography-mass spectrum with selected ion monitor(GC-MS/SIM) was established in this paper.
采用气相色谱-质谱（GC-MS）分析技术，选择离子检测法（SIM），开发出一种准确可靠、灵敏度高的测定奶粉及奶制品中三聚氰胺的新方法。
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