15N isotope dilution method
hydrogen isotope dilution method
Isotope dilution method
single well dilution method
Single well isotope dilution
Single-method treatment
(superscript 15)N isotope dilution
15N isotope dilution technique
Double Isotope Dilution Technique
isotope dilution
同位素示踪
气相质谱分析
同位素稀释
液相色谱－串联质谱法
同位素稀释法
质谱
α谱
isotope dilution analysis
同位素稀释分析
同位素稀释
同位素稀释<分析>法
同位素稀释法分析
isotope dilution gas chromatography-mass spectrome
isotope dilution gas chromatography-mass spectrometry (ID-GC-MS)