1.
Rb-Sr AGE DETERMINATION ON THE LATE ARCHEAN FERROSILICEOUS ROCK SERIES IN SIJIAYING,LUANXIAN,HEBEI
河北滦县司家营晚太古代铁硅质岩系的铷-锶同位素年龄测定
2.
A BPHA extraction method for chemical separation of Re for molybdenite Re-Os dating
一种简单的辉钼矿Re-Os同位素年龄测定中Re化学分离方法:“钽试剂”萃取法
3.
isotopic age determination
同位素地质年龄测定
4.
Study on the Method of Re-Os Dating for Black Shale and Oil Shale;
Re-Os同位素体系测定黑色页岩、油页岩年龄研究
5.
Its diameter is about3000 meters, and the depth is250 meters.
它的直径约3000米，深约250米；据同位素地质年龄测定约七千万年。
6.
a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon 14.
用放射性同位素碳14测定有机物年龄的化学分析。
7.
Evidence from isotopic dating suggests that the greenstone belts vary considerably in age.
来自同位素年龄鉴定的证据指出，绿岩带在年龄上彼此变化相当大。
8.
isotopic dating of marine sediment
海洋沉积物同位素年代测定
9.
ISOTOPE AGE OF PRINCIPAL MINERALIZATION PERIOD IN URANIUM DEPOSIT No. 460
460铀矿床主要矿化期的同位素年龄
10.
INFORMATION ANALYSIS OF ISOTOPIC GEOLOGY AGE DATA FROM NORTHWESTERN HUBEI
鄂西北同位素地质年龄数据信息分析
11.
Researches of Reproductive Hormones in Different Age Holstein Cows
不同年龄奶牛血清六种生殖激素浓度测定及其相关性研究
12.
D/H Ratio Determination of Cellulose Nitrate from Tree Rings;
树木年轮硝化纤维素氢同位素组成的测定
13.
Measurement of geologic time, as through isotopic radioactive decay.
地质年代测定通过放射性同位素衰变来测定地质年代
14.
THE EFFECT OF BACKGROUND POLLUTION ON AGE DATA IN ISOTOPE CHRONOLOGY
同位素年代学中本底污染对年龄数据的影响
15.
A Review on the Development of Re-Os Isotopic Dating Methods and Techniques
铼-锇同位素定年方法及分析测试技术的进展
16.
ISOTOPIC AGE OF CLASTIC GLAUCONITE ON THE CONTINENTAL SLOPE IN THE NORTHEASTERN PART OF THE SOUTH CHINA SEA
南海东北部陆坡碎屑海绿石的同位素年龄
17.
Re-Os ISOTOPE AGES OF MOLYBDENUM DEPOSITS IN EAST QINLING AND THEIR SIGNIFICANCE
东秦岭地区钼矿床的铼－锇同位素年龄及其意义
18.
Error Estimation of Initail Ritios of Sr-Nd Isotopic and Nd Model Age
Sr-Nd同位素初始比值和Nd模式年龄的误差估算