Re-Os isotope tracing and dating of black shales and oceanic anoxic events

1、

Application of Double Focusing Magnetic Sector High Resolution ICP-MS to the Study of Iron Stable Isotope Trace

双聚焦扇型磁式高分辨ICP-MS在人体铁稳定同位素示踪研究中的应用

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2、

Isotopic Tracer Study on Mechanism of Direct Synthesis of Dimethyl Carbonate Promoted by K_2CO_3/ CH_3I

同位素示踪研究K2CO3/CH3I促进的碳酸二甲酯直接合成反应

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3、

WTHZ Methods: WTBZ The effect of HCG on PHA-induced human T-lymphocytes transformation was studied by means of radioisotope technique.

方法：应用同位素示踪法体外观察HCG对人外周T淋巴细胞转化增殖反应的影响。

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4、

Study on Roles of NAA in the Rooting Process of Populus tomentosa Cuttings by means of Radioactive Tracing

用同位素示踪技术研究NAA在毛白杨插穗生根过程中的作用

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5、

This paper reviews the recent application and development of environmental isotope tracing technology to geothermal geochemistry in the following aspects: gas isotopes ( He, C) tracing of warm springs;

介绍了环境同位素示踪技术在地热地球化学研究中的最新应用和进展。包括温泉气体的同位素（He、C）示踪；

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6、

~ ( 14) C tracer analysis and gas chromatography were used to study the residual and degradation characteristic of triadimefon in wheat and soil.

用~（14）C同位素示踪法和气相色谱法研究了粉锈宁农药施用后在小麦和土壤中的残留降解规律。

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7、

Temporal and Spatial Variations of the Nitrate-nitrogen Sources in an Underground River Using~ ( 15) N Isotope Technique

基于~（15）N同位素示踪技术的地下河硝态氮来源时空变化特征分析

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8、

Study of s~ q curve by isotope tracing test from single borehole

单孔同位素示踪测试S～Q曲线研究

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9、

Study on the Bonds between Lignin and Cellulose by()~ ( 13) Carbon Isotope Tracer Method

~（13）C同位素示踪法研究木素与纤维素连接键的形成

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10、

H, O isotope tracing on the origin and cause of geothermal water;

H、O同位素示踪地下热水的来源及成因；

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11、

A new method of determination of nitrogen content and nitrogen-15 abundance with stable isotope tracer

稳定同位素示踪技术中~（15）N丰度及全氮测量的新方法

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12、

Carbon and Nitrogen Stable Isotopes as Tracers to Source Organic Matter in the Yangtze Estuary

长江口潮滩有机质来源的C、N稳定同位素示踪

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13、

Studies on the utilization of Phosphoric fertilizer on Alfalfa with the Usage of 32P Isotope Tracer

~（32）P同位素示踪法对紫花苜蓿利用磷肥的研究

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14、

Study on Distribution and Transportation of Rare Earth Element Tb in Chicken by~ ( 160) Tb Isotopic Tracing

~（160）Tb同位素示踪研究稀土元素铽在雏鸡体内的分布和转运

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15、

Co_2 global cycle and its isotopic tracing investigation

CO2全球循环及其同位素示踪研究

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16、

Fe2+, produced by the electrodissolution of iron will lead the change of pH, which cause the formation of passive film at the electrode/ solution interface.

电化学过程中产生的亚铁离子会导致pH的变化，pH的变化在电极表面形成预钝化膜，它可能是氢氧化亚铁膜。

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17、

Everyone in the know in the discussion of the color of ferrous hydroxide, I found in teaching: purity of ferrous oxide is white.

在知道中大家都在讨论氢氧化亚铁的颜色问题，我在教学中发现：纯氢氧化亚铁是白色的。

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18、

An antiwear film was formed on the rubbing surface by the deposition of the nanometer manganese hydroxide with the adsorbed dispersive agent due to shear effect.

吸咐有分散剂的纳米氢氧化锰在摩擦表面的沉积及随后的剪切作用形成了具有抗磨减摩性能的膜。

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19、

Study on Antiwear and Reducing Friction Additive of Nanometer Manganese Hydroxide

纳米氢氧化锰抗磨减磨添加剂的研究

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20、

2,5 Dimethyl 2,4 hexadiene has been synthesized by catalytic dehydration of 2,5 dimethyl 2,5 hexanediol with aluminium oxide, chromium oxide and phosphoric acid respectively. The mixed dienes have been isomerized by chromium oxide.

本文以2,5二甲基2,5已二醇为原料，分别用三氧化二铅、二氧化二铬和磷酸催化脱水合成2,5二甲基2,4己二烯，同时用三氧化二铬作催化剂对醇脱水生成的混合二烯烃进行了异构化。

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