We therefore can use the characteristics of the lead isotope, which serve as an imp...
铅同位素特征可作为找矿的重要标志。
We therefore can use the characteristics of the lead isotope, which serve as an important...
铅同位素特征可作为找矿的重要标志。
Lead isotope studies may thus prove useful for interpreting the archaeological record of the Bronze Age.
因此，铅的同位素研究对于解释青铜时代的考古记录来说可能会证明甚为有用。
The crust granites have higher lead isotope ratios and are richer in uranium lead but poorer in thorium lead.
壳型花岗岩具较高的铅同位素比值和富铀铅贫钍铅的特点；
The study on secondary isochron of anomalous lead is a very important problem in the common lead isotope geology.
异常铅二次等时线是普通铅同位素地质学研究中非常重要的一个课题。
And the study on application of lead isotope tracing for city environment pollution sources can get a good result.
铅同位素示踪理论应用于城市环境污染源的研究，能够取得比较理想的结果。
In recent years lead isotope tracing has been playing its unique role in studying the source and migration of heavy metals in soil.
近年来铅同位素示踪在研究土壤中相关重金属来源及其运移途径起到独特的作用。
On the basis of principle of uranium-lead isotope system evolution, the viewpoint of uranium mobilized mineralization has been proved;
根据铀-铅同位素体系演化原理论证了铀的活化成矿观点；
The Mujiazhuang copper deposit with high radioactive lead isotope compositions is located in Zha-shan area of the South Qinling Orogenic Belt.
具有高放射性异常铅的穆家庄铜矿床位于南秦岭造山带柞(水)山(阳)地区的泥盆系中。
Lead isotope research shows that lead in ores of Mujiazhuang copper deposit and near ore country rocks is characterized by being rich in radioactive lead.
铅同位素结果研究表明，穆家庄铜矿矿石铅和近矿围岩岩石铅具有富含放射性成因铅的特点。
Lead isotope compositions of ore sulfides suggest multiple sources for the metals that range from the crust to the mantle, but by and large metals come from the orogen.
铅同位素组成反映主要来源于造山带或成熟弧环境，上地壳铅也不同程度地提供了成矿物质。
Qin et al raised some related questions once again and stressed that lead isotope analyses could not reveal the source information of copper, tin or lead in bronze research.
《范铸》一文再次提出有关问题，认为铅同位素分析结果不能确切指示青铜器铜锡铅原料的来源信息。本文考察了其依据的实验数据，它们似乎与其观点互相矛盾，其结论说服力相当有限。
Lead isotope compositions of ore sulfides suggest multiple sources for the metals that range from the crust to the mantle, with certain amounts derived from the orogen or island arc.
铅同位素组成反映主要来源于造山带或成熟弧环境，上地壳铅也不同程度地提供了成矿物质。
"Double spike" isotopic dating method of lead isotope is one of the dating ways of lead isotope, its aim is to correct mass differentiation effect and enhance the precision of measure.
铅同位素“双稀释剂”同位素定年法是当前应用较广的一种铅同位素定年方法。双同位素稀释法的目的在于校正质量鉴别效应，提高测定精度。
Projecting the lead isotope compositions on the Pb tectonic evolution model, the result indicates that the raw material of Jianchaling ultrabasic rock coming from the deplete upper mantle.
岩石铅同位素构造演化模式判别结果表明，煎茶岭超基性岩石的成岩物质来自亏损上地幔；
The highest known magic number for neutrons alone is 126. Lead, with 82 protons and 126 neutrons, is thus "doubly magic" and the heaviest stable isotope in the periodic table.
目前已知的最大中子数是126,82个质子和126个中子组成了元素周期表中最重最稳定的同位素。
The molten lead target unit are combined with an on line isotope separator.
将熔化铅靶技术应用于在线同位素分离器。
The lithochemistry, REE and isotope characteristic of strontium, oxygen and lead of Laowan granite show that the granite originates from lower crust by partial melting.
老湾花岗岩的岩石化学、稀土元素和同位素特征指示出老湾花岗岩源于下地壳经部分熔融作用形成。
The isotope analysis of minim lead in the gold dust has special meaning.
砂金中的微量铅同位素分析具有特殊的意义。
Based on the research of isotope ratios of lead, sulfur, oxygen and carbon in the ores and rocks of this area, it is held that Qinglongcun Group serve as the source bed of gold.
通过对矿区矿石、岩石中铅、硫、氧同位素组成研究，查明青龙村群为金的矿源层。
Based on the research of isotope ratios of lead, sulfur, oxygen and carbon in the ores and rocks of this area, it is held that Qinglongcun Group serve as the source bed of gold.
通过对矿区矿石、岩石中铅、硫、氧同位素组成研究，查明青龙村群为金的矿源层。
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