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- This review outlines the reduction methods of nitro-aromatic compounds, including catalytic hydrogenation reduction, hydrazine hydrate reduction, and carbon monoxide reduction. 对主要方法-催化加氢还原法、水合肼还原法、一氧化碳还原法进行了评述。
- hydrogen reduction method 氢还原法
- The analytic method of determining the content of ruthenium in ruthenium trichloride by hydrogen reduction gravimetric method were studied systematically. 系统地研究了通氢还原重量法测定三氯化钌中钌含量的分析方法。
- Metallic powders - Determination of oxygen content by reduction methods - Part 2: Loss of mass on hydrogen reduction (hydrogen loss) 金属粉末。用还原法测定氧含量。第2部分:还原时氢的质量的损失(氢损失)
- Thus a comb notch filter based new interference reduction method is proposed. 文中提出了一种梳状陷波器干扰抑制新方法。
- Pure metallic germanium was obtained through the conventional process of hydrolysis and hydrogen reduction. 用传统的水解-氢还原工艺制得了纯锗。
- Tungsten films may be deposited by the hydrogen reduction of tungsten hexafluoride. 采用氟化物氢还原的方法制备钨涂层。
- Hydrogen adsorption and reduction method 吸氢再还原法
- For alloys with 2.25 wt.% aluminum or more, the mass loss during hydrogen reduction corresponded to between 40% and 50% of the gain during the previous oxidation. 对于合金含量2.;25 %25，铝或更重要的是，在质量损失减少氢之间相对应的40 %25和50 %25的涨幅在过去的氧化。
- The paper also gives a rule reduction method to make the results succinct and understandable. 此外 ,还提出了一种分类规则约简方法 ,使挖掘的结果更简洁、更易理解
- Superoxide (O-2) from zymosan-stimulated neutrophils of rat was measured by NBT reduction method. 用NBT还原法测酵母多糖A刺激大鼠中性白细胞产生的O2-;
- Superfine silver powder was prepared by water-hydrazine hydrate chemical reduction method. 介绍了电子浆料用超细银粉的研制,采用的是水合联氨化学还原工艺。
- An energy reduction method for screw feeder of defibrator was described based or related theory. 依据理论得出螺旋进料器降能的方法,该方法可用于热磨机的改造之中,实践证明这种方法是可行的。
- This thesis investigated firstly the synthesis of ultrafine nickel powders by liquidphase reduction method. 本文首先研究了液相还原法制备超细镍粉。
- A system model reduction method based on regional pole and covariance equivalent is proposed. 文中提出了一种基于极点分布和输出协方差匹配的随机系统模型降阶方法。
- CNP and ET in plasma were detected by RIA and NO in serum were detected by cadmium reduction method. 结果:冠心病组血浆CNP、ET含量均明显高于正常对照组(分别为P<0.;01;P<0
- This comprehensive noise reduction method aims to cut out the noise before it reaches the cabin, ensuring the highest tranquility in its class. 这项全面降噪减震的新方法采取噪音路径阻断的方式，在噪音未到达乘客车厢之前已经进行吸收，实现业内顶级的宁静表现。
- Clack soybeans of noduleted and non-noduleted isolines were used for the study of acetylene reduction method in vivo to measure symbiotic N fixation in pots. 本文选用克拉克结瘤与不结瘤等位基因系大豆为实验材料,对乙炔还原活体测定盆栽大豆共生固氮方法进行研究。
- The reading of symbiotic N fixation from acetylene reduction method in vivo were remarkably higher than those from the method in vitro. 所测共生固氮值极显著,高于乙炔还原离体方法估测值;
- Water contains hydrogen and oxygen. 水含有氢和氧。
