- 更多 网络例句 与chondrules相关的网络例句 [注:此内容来源于网络,仅供参考]
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In each chondrule the contents of element Fe and Au in edge part are more than those in inner part of the chondrules respectively.
单个球粒中Fe、Au在其边部比在其内部更为富集。
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In this paper, different leaching procedures were used for the chondrules and chondrule fragments of Semarkona, and the U-Th-Pb compositions of leachates and residues were analyzed by TIMS method. The residues normally give higher 206Pb/204Pb ratio, suggesting higher radiogenic Pb compositions. These residues form a Pb-Pb isochron, and give an age of (4566.9±5.8) Ma with MSWD of 26, consistent to the weighted average age of 207Pb/206Pb model ages.
在本文中,对Semarkona中球粒用不同的化学浸洗流程,并测定浸洗溶液和残渣中U-Th-Pb同位素组成,其中浸洗后的残渣均给出相对较高的206Pb/204Pb比值,表明其中含有较多的放射成因Pb同位素组成,这此残渣构成Pb-Pb等时线,给出年龄为(4566.9±5.8)Ma,MSWD=26,与207Pb/206Pb模式年龄在误差范围内一致。
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The chemical compositions of the melting chondrules are relatively close to the compositions of the type C olivine aggregates.
熔融球粒的化学成份与C类杆拦石集合体的成份相对较为接近。