carbon isotope composition meaning in Chinese

碳核素组成
碳同位素组成

Spatial distribution characteristics of stable carbon isotope compositions in desert plant reaumuria soongorica
荒漠植物红砂稳定碳同位素组成的空间分布特征
Difference in stable carbon isotope composition and profile distribution of soil organic matter between brown limestone soil and yellow soil in karst areas of guizhou province
贵州喀斯特地区棕色石灰土与黄壤有机质剖面分布及稳定碳同位素组成差异
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
本文以珠江水体、悬浮物为研究对象，通过对西江马口、北江河口、东江博罗断面水体取样，分析水体中不同形态碳含量，测定碳同位素值，并计算了河流碳通量值；还对珠江流域的侵蚀状况及植被分布对流域侵蚀的影响进行了探讨。