镍的

It has been well established that metals present in trace amount in raw materials have great influence not only on the anode quality but also on the performance of anodes in the electrolytic cell and on the quality of aluminum liquids.

测定了抚顺铝厂所用的4种炭电极原材料中铁、钙和镍的含量，结果表明，仅从铁、钙、镍三种微量元素含量的角度来选择原材料，辽阳3号延迟焦和改质沥青在提高产出铝的质量，降低阳极消耗方面来说是较好的选择。

And,the copper and nickle in effluent water reaches national discharge standard.

制备了重金属捕集剂WY5并用于广东某线路板厂综合废水的处理研究，从投药量与铜、镍的去除效果的关系等方面进行了研究，探讨了WY5去除铜、镍的机理。

In order to improve the surface structure of sepiolite, refining and acid attacking method were adopted.

本文对海泡石的超细化、活化处理、表面修饰、负载金属镍的方法及负载型镍/海泡石催化剂用于对氨基苯甲酸的合成进行了实验研究。

It is concluded that the main influence factors on the micro-hardness of the nickel deposit are sulphamate concentration and electrolyte temperature. The most hard nickel deposit layer was obtained with sulphamate concentration 700g/L, cathodal current density 5A/dm2, pulse current frequency 800Hz, pulse current duty cycle 0.6, electrolyte pH value 4.0, electrolyte temperature 70℃.

试验结果表明：主盐浓度和镀液温度是影响镀层硬度的显著因素；当主盐氨基磺酸镍的浓度为700g/L，阴极电流密度为5A/dm2，脉冲频率为800Hz，占空比为0.6，镀液pH值取4.0，镀液温度为70℃时，可以制得显微硬度最高的镍镀层。

Under technological conditions such as: room temperature, current density 200 A/m^2, anolyte acidity 0.5 mol/L chlorhydric acid, acidity of catholyte 1.5 mol/L chlorhydric acid, circulation of anolyte and catholyte 40 L/h, Ni(superscript 2+) concertration 0.85 mol/L, and the average cell voltage 1.3 V, the electricity consumption of dissolving a ton of nickel base alloy is 813 kWh, and the Ni(superscript 2+) retention rate of the ion exchange membrane is more than 99.5%.

在电流密度200 A/平方公尺、阳极酸度0.5 mol/L、阴极酸度1.5 mol/L、循环量40 L/h、Ni(上标 2+)浓度0.85 mol/L左右和室温的条件下电解，平均槽电压1.3 V，电溶1 t镍合金板耗电813 kWh，阴离子交换膜对镍的截留率大於99.5%。

It was found that the stability of the nickelchelates is in accord with the base strength of the amino acids,and these chelates shou...

实验结果表明镍的络合物具四面体结构，N-萘氨基乙酸镍的顺磁性亦证明此点。

This should lead to weakening nickel values as stockpiles begin to grow.

而由于镍的库存量开始增加，预计这将会削弱镍的价值。

This paper discussed the existing fractions of nickel in natural soil, transformation of nickel fractions in soil and the effect of organic chelators on phytoextraction and biomass.

本文讨论了土壤中镍的存在形态以及有机螯合剂对土壤中镍形态的影响，并从植物吸收Ni的机制出发，阐述有机螯合剂对植物吸收Ni和植物生物量的影响，分析了植物修复的螯合诱导技术的一些局限性，并对植物修复螯合诱导技术提出展望。

According to mineralogical and chemical characteristics of cobalt-rich crust samples from the west Pacific ocean, the reagent formula used in common nickel sulfide fire assay preconcentration for PGE analysis were modified.

根据西太平洋麦哲伦海山富钴板状结壳样品的成分特征，对常规的锍镍试金配方作了改进；酌情减少捕集剂羰基镍的加入量，可显著降低铂族元素的空白值。

The principle and technology of production of refined nickel from carbonyl nickel and the application of nickel products are introduced with on analysis of technical progress and market prospect of carbonyl nickel in China and abroad.

本文简述了羰基法精炼镍的技术原理、工艺技术及其产品的主要应用，同时对国内外羰基镍技术的进展及市场展望进行了探讨和分析。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。