absolute geochronology

用法例句

The studies on the geochronology for deep xenoliths,their host alkalic porphyries and mineralizing quartz viens show that the diagenetic age of the deep xenoliths are older than that of their host alkalic porphyry,and the alkalic porphyry's diagenesis and associated mineralization are almost sa.

对包体岩石和寄主富碱斑岩及其成矿石英脉的地质年代学研究显示,深源岩石包体的成岩年龄大于寄主富碱斑岩,而富碱斑岩的成岩与成矿是基本同时的。

The developmental trend of international geochronology in recent one hundred years and Chinese geochronology from 1980 s is discussed through the statistics of geochronological documents.

简要介绍了基于矿物封闭温度的地质热年代学,并对多种地质年代学方法,包括U-Pb法、Sm-Nd法、Rb-Sr法、Lu-Hf法、Re-Os法、40Ar/39Ar法、裂变径迹(FT)测年、(U-Th)/He法、TIMS铀系法、宇宙成因核素定年(包括14C法等)和年轻地下水测年(如3H/3He法等)进行了综合评述。

The chronology of the earth's history as determined by geologic events.

地质年代学以地质事件测定的地质历史年代学

GEOCHRONOLOGICAL STUDY OF ARCHAEAN ROCKS IN ANSHAN, LIAONING PROVINCE

鞍山地区太古代岩石同位素地质年代学研究

Petrological and Geochronological Research of Blueschist in Heilongjiang Complex and Its Tectonic Signification;

黑龙江杂岩带中的蓝片岩岩石学、地质年代学研究及其地质意义

Brief review and prospect of geochronological development

地质年代学发展历史的简要回顾及前景

DISCUSSION ON ISOTOPIC GEOCHRONOLOGY OF PRECAM BRIAN JIAMUSI BLOCK

关于佳木斯地块前寒武纪同位素地质年代学问题的讨论

ISOTOPIC GEOCHRONOLOGICAL EVIDENCE FOR THE CALEDONIAN XIONGDIAN ECLOGITE IN THE WESTERN DABIE MOUNTAINS,CHINA

大别山西部熊店加里东期榴辉岩——同位素地质年代学的证据

a geological age, formation

地质年代、 结构.

Radiocarbon Dating for Geological Disaster Events;

地质灾害事件的～（14）C年代学研究

Geochronological Study of Alkaline Rocks in Panxi,SW China and Its Geological Implications;

攀西地区碱性岩的年代学研究及其地质意义

Geochemistry and Chronology of Ultramafites from the Songshugou Area in Qinling;

秦岭松树沟超镁铁质岩体地球化学及年代学

Petrogenesis and Geotectonic Setting of Baleigong Mafic-ultramafic Rocks in Southwest Tianshan Orogen;

西南天山巴雷公镁铁—超镁铁质岩石地球化学、年代学及其地质意义

Geochemistry, geochronology and geological significance of alkali-feldspar granite from Tianger area, Xingjiang.

新疆天格尔地区碱长花岗岩的地球化学、年代学及其地质意义

The chronological and geological implications of the Cenozoic basic magmatic activities in Piqiang Basin,Xinjiang,China

皮羌盆地新生代基性岩浆活动的年代学及其地质意义

Geothermochronology and tectonic evolution of Eastern Altyn Tagh Mountains,Northwestern China

阿尔金山东段地质热年代学与构造演化

standard global geochronologic scale

标准世界地质年代表

Zircon Dating and Geochemistry of Clastic Sedimentary Rocks in the Gonghe-Huashixia Area, Qinghai Province and Their Geological Implications

青海共和—花石峡碎屑沉积岩地球化学与锆石年代学及其地质意义

The Chronological Study on U-Pb Dating of Modern River Detrital Zircon in North Piedmont of Qinling and Its Geological Indication;

秦岭北麓现代河流碎屑锆石U-Pb年代学研究及其地质意义

Geochronology, Origin of the Late Paleozoic Granitoids from the Altai Orogen in China and Their Geological Significance;

阿尔泰造山带晚古生代花岗岩年代学、成因及其地质意义