同位素值 in a sentence
- Thus , comparing two aspects n - alkane of longer and shorter train mentioned above , it could be better to estimate the change of the altitude and the environment during the past time
- Author pay more attention to the carbon isotope values of gas in fluid inclusions . the methods of pyrolysis and vaccum ball grinding have been used to obtain carbon dioxide , methane and other gases . then , the carbon isotope values of these gases have been identified by gc - c - ir - ms
- This paper researches on the water and suspension in zhujiang ( pearl ) river and her three branches , sampling in makou hydrological gorge station of xijiang river , hekou hydrological gorge station of beijiang river and boluo hydrological gorge station of dongjiang river . the author calculated the riverine carbon flux and measured the content of different carbon forms and carbon isotope composition . furthermore , the author also studied drainage basin erosion and the influence of vegetation distribution on erosion
- Although samples were in a hot reflux for a long time at 85 in the experiment , and 5 ? molecular sieve of the adsorbed sample was acidized by hydrofluoric acid , the analytical method was tested to have little influence on carbon isotopic composition of the saturated hydrocarbons before and after complexation
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and how is the word 同位素值 used in a sentence and examples? 同位素值造句
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