isotope chronology 中文意思是什麼
-
This research focuses on the sedimentology, basin analysis and tectonic evolution of mesozoic strata in the north margin of the dabie orogenic belt, using an integrated approach of modern sedimentology, continental dynamics, petrology, geochemistry and isotope chronology. the topics of the study include : ( 1 )
以現代沉積學和大陸動力學理論為指導，結合巖石學、地球化學、同位素年代學等諸多學科，對大別山造山帶北緣地區中生代地層進行沉積學、盆地分析以及構造演化研究。 -
3. re - os isotope chronology study suggesting the forming of jinchuan nickel - copper deposit which is magmatic dominanted and multi - mineralization attributed may lasting a long period of time
Re ? os同位素地質年代學研究表明，以巖漿成礦作用為主但有多種成礦作用貢獻的金川鎳礦床的形成可能經歷了長時期的演化過程。 -
Study on petrology, geochemistry and isotope chronology shows that the metallogenesis is closely related to granite - porphyry, which belongs to the early ordovician adakite formed in volcanic arc
花崗斑巖與成礦作用關系密切，從巖石學、巖石化學、年齡學等方面對花崗斑巖進行了研究，認為花崗斑巖屬于志留世早期形成於火山弧環境的埃達克巖。 -
By studying the ancient barrier lake sediments, this paper mainly probes into the ancient climate evolution rule of more scale and less from twenty - two thousand to ten thousand years before present, diexi, minjiang river. moreover, influences to lower reaches of minjiang river is simply discussed because of die out of the ancient barrier. the using correlative theories in this thesis are mc chronology, sedimentology, isotope geology, environmental geology, geomorphology
本論文運用~ （ 14 ） c年代學、沉積學、同位素地質學、地貌學等學科的有關理論，通過對岷江疊溪古堰塞湖湖相沉積物的研究，採用沉積物碳酸鹽碳氧同位素等多環境代用指標，研究岷江疊溪地區距今約22千年10千年古氣候演化規律，討論了古堰塞湖形成演化過程與地質環境的相關性。 -
Through further petrology and isotope chronology studies on granite - porphyry distributed in mining area, we thought that the granite - porphyry played a very important role in the formation of the zhulazaga gold deposit
對礦區分佈的花崗斑巖開展了較深入的巖石學及成巖同位素年代學研究，認為其在朱拉扎嘎金礦的形成中起到了重要作用。
分享友人