oxidation rare earths是什么意思

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This paper quotes the national standard of the weighty method of oxidation rare earths in the concentrate .

本文引用氟碳铈镧矿精矿中氧化稀土重量法的国家标准,在此经典的分析方法的基础上做了一些碱熔法脱硅与酸溶不脱硅的稀土总量的对照实验,重新整理、建立了新的焙烧矿中稀土总量的分析方法。

The optimum conditions and kinetics of chlorinating with ammonium chloride in the mixed rare earth oxides were analysted.

研究了氯化铵氯化混合氧化稀土的适宜条件及氯化反应动力学。

New process of isobutyric acid from isobutyraldehyde by water oxidation;

异丁醛加水氧化制异丁酸新工艺

Catalytic oxidation of cyclohexanol into adipic acid using ammonium tungstate as catalyst;

钨酸铵催化氧化环己醇合成己二酸

Oxidation Ability of Nanocrystalline Ni-Coated Al Powders;

纳米镍包覆超细铝复合粉末的氧化性能

A Study of Fish Oil Extraction and Its Autioxidization;

鱼油提取及抗氧化性能研究

Optimization plans for oxidization process of hydrogen peroxide production;

过氧化氢生产中氧化工序的优化

Effective Factors on Lignin-based Surfactant Made by Oxidization of Wheat-straw Alkaline Lignin;

木质素氧化制取表面活性剂的适宜条件

The results showed that NO reduction and NO oxidation.

结果表明:NO还原和氧化在其脱除过程中同时共存,当NO,N2,O2,H2O和CO2的体积浓度分别为200×10-6,80%,5%,6%和9%时,NO氧化所占的比例比NO还原的大很多;脉冲频率增大导致NO还原率和氧化率均增大;H2O浓度增大导致HNO3浓度增大,表明NO氧化所占的比例随H2O浓度增大而增大。

The catalytic activities of four kinds of supports γ Al 2O 3, ZrO 2, TiO 2 and SiO 2 as well as the Pt catalysts supported on them were investigated for the NO oxidation at the reaction temperature 423K.

研究了载体在 SO2 影响 NO催化氧化过程中的作用 ,考察了反应温度为 42 3 K时 ,γ-Al2 O3、Zr O2 、Ti O2 和 Si O2 4种载体及其负载的 Pt催化剂对 NO的氧化性能 ,与 SO2 存在下的 NO反应活性相比 ,只有 γ-Al2 O3及其负载的 Pt催化剂上存在 SO2 促进 NO氧化的现象。

A study is carried out to see the effects of reaction temperatures and / molar ratios on NO oxidation by ozone in a tube reactor.

当[O3]/[NO]=1、反应温度分别为常温和200℃时,NO氧化率都达到100%,而在275℃时,NO氧化率只有72%,表明反应温度影响显著,其原因主要与较高温度下O3分解加快有关。

Copper colloid oxidized by air to prepare cuprous oxide nanoparticles;

铜胶体氧化法制备纳米氧化亚铜

The representative endocrine disrupters(EDCs)Methomyl was oxidized by O3 and the impact of humic acid, hydrogen peroxide and hydroxyl radical inhibitor hydrogen carbonate ion and tert-butyl alcohol (TBA) on the Methomyl removal was discussed.

采用O3氧化去除水中内分泌干扰物灭多威,通过投加腐殖酸、过氧化氢及羟自由基抑制剂碳酸根离子和叔丁醇,考察灭多威的去除效果。