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同位素地质年代学，是研究两群地质演化的一个重要手段。The isotopic geochronology is an important way for researching the geologic development of these two groups.

文章研究了鄂尔多斯盆地东胜地区砂岩型铀矿成矿年代学特征。This paper studied the geochronology of sandstone-type uranium deposit in the Dongsheng area of Ordos Basin.

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他的博士论文专门探讨关于惰性气体氙与氪的地球化学、地质年代学以及核化学。His doctoral thesis was devoted to the geochemistry, geochronology and nuclear chemistry of the noble gases xenon and krypton.

而考古学和地质学中使用短半衰期的元素测量地质或文物年令，应考虑相对论效应。As isotope geochronology uses the elements of long half-life to determine the geological age, the half-life through out the period may be considered to be constant.

地质年代学是20世纪初期开始形成，50～60年代得到迅速发展的地质科学重要基础学科。Geochronology is an important fundamental branch of modern geology, which was coming into being in the early 20 century and got rapid development in 1950s and 1960s.

迄今为止，地球轨道参数的变化是地质尺度上惟一可以精确定量计算的周期现象，可以用作地质计时的标尺。Up to now, the Earth's orbital parameters remain the only periodicities in geology subject to precise calculations and, therefore, may provide new scales for geochronology.

蛇绿岩年代学在研究造山带构造演化、古洋-陆及板块构造格局恢复中至关重要。The ophiolite geochronology is very important for the study of tectonic evolution of orogenic belt and the reconstruction of the ancient ocean-land and plate tectonic framework.

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对窑街寺湾沟-炭洞沟红层孢粉和地层层序及时代进行了系统分析与对比研究。This paper includes a systematic analysis and correlation study on the sporopollen assemblage, stratigraphic sequence and geochronology of the Siwangou red bed section in Yaojie, Gansu.

从同位素年代学发展到构造年代学，中间必须经历热年代学、构造-热年代学、变形年代学等阶段。Development of geochronology from isotopic chronology to tectonic chronology must evolve several stages including ther- mal chronology, tectono-thermochronology and deformation chronology.

对窑街朱儿庄红层的孢粉和地层层序及时代进行了系统分析与对比研究。This paper includes a systematic analysis and correlation study on the sporopollen assemblages, stratigraphic sequence and geochronology of the Zhuerzhuang Red Bed Sections in Yaone, Gansu.

本文对浙西南地区淡竹花岗闪长岩中的锆石群进行了形态学、地球化学和年代学的系统研究。This paper presents a systematic study on morphology, geochemistry and geochronology of a zircon population from the Danzhu granodiorite located in the southwest region of the Zhejiang province.

伯克利地质年代中心的保罗·雷恩和比尔·哈特在迈阿密大学的实验室分析了在赫托村发现的这些样品，鉴定结果显示头骨距今约为16万年前至15.4万年前之间。The Herto samples were analyzed by Paul Renne of the Berkeley Geochronology Center and in Bill Hart's lab at Miami University. The results gave an age of 160, 000 to 154, 000 years for the skull.

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同位素地质年代学是测量年龄，利率，和历史或行星的地质资料的一门科学，运用这些见解的过程和现象可以了解地球与行星科学系。Geochronology is the science of measuring ages, rates, and histories of geologic or planetary materials, and using these insights to understand processes and phenomena in earth and planetary science.