isotope的例句大全

After calibrated by Uranium isotope ratio reference materials, the accuracy and precision are improved.

使用铀同位素标准物质校正质谱计,方法测量铀同位素丰度比的准确度和精密度明显提高.

More than two tons of this plutonium isotope were generated within the Oklo deposit.

在欧克陆矿床中,有超过两公吨的钸同位素形成.

This text summarized the advancement of the use of isotope analysis of herbicide remainder.

本文综述了利用同位素示踪技术对除草剂的残留分析进展.

The oldest aeolian deposit on terrace T 2 is loess L 1, corresponding to oxygen isotope time MIS 2.

T2阶地上覆的最老风尘沉积是黄土L1, 对应氧同位素期MIS2.

Nevertheless, the combined carbon content and isotope analyses of micro-carbonate in metamorphic rocks can be used to make a distinction in origin between sedimentary and igneous protoliths.

不过，变质岩中微量碳酸盐的碳含量和碳同位素比值分析能够对原岩类型提供有效的判别。

A comparative study of helium isotope for polymetallic nodules from C-C zone of the east Pacific basin and cobalt crusts from Marshall Island was reported.

对东太平洋海盆C-C区海底多金属结核及西太平洋马绍尔地区富钴结壳的He同位素组成进行了对比研究。

How does the carbon isotope composition response to the climate during the plant growing

植物生长过程中碳同位素分馏对气候的响应

Using isotope tracer~ ( 32) p ane~ ( 86) rb to study the withe's broom of Paulownia

应用~（32）P和~（86）Rb对泡桐丛枝病的示踪试验

Some Questions about Precise Measurement of Isotope Abundance of Uranium

铀同位素丰度精确测量的若干问题

This article compares electron-beam with isotope –γ source in several aspects, such as investment cost, quantity processed by radiation treatment, dose level supplied and afterwords treatment.

本文在投资费用上、辐照加工处理量上、提供的剂量水平上、以及后处理问题上，对两者进行了多方面的比较。

The CO 2 has a type of 4� � ( PDB ) of the carbon isotope composition.

这种成因CO2具有典型-4‰ ( PDB ) 的碳同位素组成特征.

10.3-6.9 kaB. P: C, O Isotope is lighter, but Mg/ Sr value is bigger, which shows temperature is continuing rising and rainfall is greater.

10.3～6.9kaB.Pδ~（18）O及δ~（13）C值逐渐变轻，而MS/Sr比继续增大，表现为气温上升，降雨量较大。

The Tongshan copper molybdenum deposit is mainly of skarn type associated with quartz diorite porphyrite, whose K Ar isotope age is 117.0 × 10 6a.

后者为与燕山晚期石英闪长玢岩有关的矽卡岩型铜（钼）矿床，主岩体的K－Ar同位素年龄为117.0×106a。

The distribution and accumulation dynamics of 14 CO 32-in red common carp was studied by using isotope-tracer technology.

采用同位素示踪技术研究14CO32-在红鲤体内的分布与积累动态.

Determination of natural fractional isotope abundance ratio of boron in boron trichloride by infrared spectroscopy

三氯化硼中硼同位素天然丰度比的红外光谱测定

Hydrogen and oxygen isotope composition of water in fluid inclusions indicates that ore-bearing hydrothermal solution origined mainly from atmospheric water or deep connate water.

矿物流体包裹体成分反映了两种不同性质热液的活动，氢、氧同位素组成所指示的成矿热水以大气水或地下热卤水为主。

" This was an unexpected find," says isotope geochemist and co-author Christopher Ballentine of the University of Manchester in the United Kingdom.

“这是个意外的发现，”英国曼彻斯特大学同位素地球化学家、研究论文的合作者克里斯托弗·巴伦坦说。

The experimental results of the flow in a set of tyle 1& 5 cascade enriching stable isotope~ ( 13) C using CO_2/ di-n-butylamine ( DNBA)/ triethylamine ( TEA) chemical exchange system are reported.

本文报道了CO2/二正丁胺/三乙胺化学交换浓集稳定同位素~（13）C1-5型级联之流量研究结果。

Carbon and Oxygen Isotope Variations of Devonian Seawater: Isotopic Records from Brachiopod Shell

泥盆纪海水的碳、氧同位素变化&来自腕足化石的同位素记录

Detailed investigations on field geology, mineralogy, geochemistry and isotope geology have shown that the vien type gold deposits in the Xiaotian Mozitan volcanic basin have the characteristics of epithermal deposit and belong to quartz adularia subtype.

详细的野外地质及矿物学，地球化学.同位素的系统研究表明，晓天&磨子潭火山岩盆地脉状金矿床具有浅成低温热液矿床特征。