isotopic tracer

Study of Mass Transfer Process in Alloy Oxidation by Isotopic Tracer Method

用同位素示踪法研究合金氧化的传质过程

A New Support Carrier of the Isotopic Tracer and Its Applications

一种新型同位素示踪剂载体及应用

Determination of solubility of water in organic solvent by isotopic tracer method

同位素示踪法测定水在有机溶剂中的溶解度

The application of isotopic tracer in the research of photosynthesis

同位素示踪技术在光合作用研究中的应用

Application of isotopic tracer in life science

同位素示踪在生命科学中的应用

A study on the physiological activities of ramie roots with isotopic tracer technique

用同位素示踪法探讨苎麻根系生理活性初报

The proposed method is more accurate than the qualitative investigation such as isotopic tracer .

该方法较同位素及综合示踪法定性分析更为精确。

In this background , isotopic tracer logging and supporting testing technology came into being .

在此生产和技术背景下，同位素示踪测井及其配套测试技术应运而生。

The screening and designing dosage of isotopic tracer were completed .

对示踪剂进行了筛选和用量设计。

Heavy water is also used in research as an isotopic tracer for chemical reactions and biochemical pathways .

在实验研究中，可用作化学过程和生物化学过程的同位素示踪剂。

Investigation of adsorption , distribution and migration of lead between environment and plant by stable lead isotopic tracer

铅在植物-环境体系中的吸收、分布和迁移规律的稳定同位素示踪法研究

Applications of isotopic tracer in analysis of residual sulfonylurea herbicide

同位素示踪法在磺酰脲类除草剂残留分析中的应用

DETERMINATION OF DISPERSION COEFFICIENT OF GROUNDWATER BY ISOTOPIC TRACER Locating the Lost Circulation Position Using Tracing Method

用同位素示踪测定地下水水质弥散系数的探讨示踪法井漏位置测定技术

The application of the isotopic tracer could help us observe the movements and changes of molecules in chemical reaction .

利用同位素示踪技术可以掌握物质在化学反应中运行和变化情况。

Isotopic Tracer of Material Origin for Hydrothermal Sedimentary Rocks and Significance in Xicheng Mineralization Area

西成矿化集中区热水沉积岩物质来源的同位素示踪及其意义

The progress and achievements made in plant mutation breeding and application of isotopic tracer in Chinese agriculture are outlined .

概述了中国农业植物突变育种与同位素示踪应用的成就与进展。

Study on Bioavailability of Dietary Iron of Women by Using Activable Isotopic Tracer and Neutron Activation Analysis Techniques

可活化稳定同位素示踪中子活化分析法研究育龄妇女膳食铁的生物利用率

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

Isotopic tracer of thermal spring of S1 well at sanjian , mianzhu

绵竹三箭水S1井温泉补给源的同位素示踪研究

Studies on functional fractions of fructus trichosanthes cortex by ~ ( 45 ) Ca isotopic tracer technique

用~（45）Ca同位素示踪技术研究瓜蒌皮具钙拮抗作用的活性成分

Preparation of stable aerosol isotopic tracer ~ 6Li_2CO_3

~6Li2CO3稳定同位素示踪剂制备研究

Determinations of rabbit brain blood-volume curve with isotopic tracer during + q_z stress and its mathematical model

+Gz负荷家兔示踪脑血容曲线的测定及数学模型

Under laboratory condition , the adsorption , mobility and degradation of 14C-trifluralin in soil were studied by using radioactive isotopic tracer .

在实验室条件下，用放射性同位素示踪技术研究了~（14）C-氟乐灵（Trifluralin）在土壤中的吸附、迁移和降解。

Study on Bioavailability of Zinc for Children 's Diet by Using Activable Isotopic Tracer ~ ( 70 ) Zn and Neutron Activation Analysis Techniques

可活化稳定同位素~（70）Zn示踪研究儿童膳食中锌的生物利用率

Objective Applying positron emission computed tomography ( PET ) to manifest the3-dimensional pathway orientation of the isotopic tracer along meridian .

目的用正电子断层扫描（PET），显示经脉血气运行的三维定位。

That results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research .

研究表明，树轮同位素作为环境变化的示踪剂，是古环境再造和了解现代环境气候变化的一个强有力工具。

The results of 15N isotopic tracer show that different application methods directly affect mineralization of organic nitrogen of field soil after topping of tobacco plant and nitrogen accumulation in tobacco plant .

3.15N同位素示踪结果表明，不同施肥措对施烟株打顶后田间土壤有机氮的矿化和烟株体内的氮素累积有直接影响。

The kinetics experiment with 10B isotopic tracer showed that the kinetics parameter of B uptake like Imax and Km was different between two rape cultivars with different boron efficiency .

2.10B同位素示踪动力学试验研究表明，2个油菜品种对硼吸收动力学参数Imax和Km之间存在差异。

Direct synthesis of dimethyl carbonate ( DMC ) by CO insertion into methanol promoted by K_2CO_3 / CH_3I was studied by the isotopic tracer technique .

采用同位素示踪技术，系统地研究了K2CO3/CH3I促进的CO2插入甲醇直接合成碳酸二甲酯（DMC）的反应机理。

In terms of nitrogen utilization efficiency , the result of 15N isotopic tracer showed that utilization efficiency of inorganic nitrogen could be improved through application of organic-inorganic compound fertilizer rather than application of chemical fertilizer . 4 .

就氮肥利用率而言，施用有机-无机复合肥处理比单纯施用化肥更能提高烤烟烟株对无机氮肥的利用率。