镍

A hard malleable ductile silvery metallic element that is corrosion used in alloys occurs in pentlandite and smaltite and garnierite and millerite .

一种硬而软的银色金属元素，可锻造，抗腐蚀，用于合金中，见于硫镍铁矿，砷钴矿，硅镁镍矿，针镍矿中。

Brass is an alloy of copper and zinc.a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite.

一种硬而软的银色金属元素，可锻造，抗腐蚀，用于合金中，见于硫镍铁矿、砷钴矿、硅镁镍矿、针镍矿中。

The main products are: calcium sulfate / calcium nitrate / calcium carbonate / copper sulfate / chloride, copper / zinc sulfate / nitric acid zinc / zinc chloride / potassium sulfate / potassium chloride / potassium bromide / potassium aluminum sulfate / potassium dihydrogen phosphate / 2 of potassium hydrogen phosphate / sodium bromide / sodium chloride / sodium nitrate / sodium fluoride / trisodium phosphate / sodium dihydrogen phosphate / disodium hydrogen phosphate / crystallization of sodium carbonate / anhydrous sodium carbonate / aluminum sulfate / nitrate aluminum / crystallization of aluminum chloride / aluminum hydroxide / nitrate Fe / hydrobromide / oxalic acid / boric acid / citric acid / barium chloride / Azone / magnesium sulfate / magnesium nitrate / magnesium chloride / ammonium chloride / ammonium sulfate / Bifluoride ammonium / ammonium aluminum sulfate / ferrous ammonium sulfate / ammonium dihydrogen phosphate / diammonium hydrogen phosphate / bromide / tetrabutylammonium bromide / chloride, nickel / nickel nitrate / sulfate nickel / cadmium chloride / cadmium sulfate / nitrate Cadmium / Cadmium Carbonate / Strontium / strontium nitrate / sulfuric acid manganese / manganese chloride / 50% manganese nitrate solution / stannous chloride / zinc chloride, such as crystallization of the four largest packing of chemical reagents AR and CP level.

主要产品有：硫酸钙/硝酸钙/碳酸钙/硫酸铜/氯化铜/硫酸锌/硝酸锌/氯化锌/硫酸钾/氯化钾/溴化钾/硫酸铝钾/磷酸二氢钾/磷酸氢二钾/溴化钠/氯化钠/硝酸钠/氟化钠/磷酸三钠/磷酸二氢钠/磷酸氢二钠/结晶碳酸钠/无水碳酸钠/硫酸铝/硝酸铝/结晶三氯化铝/氢氧化铝/硝酸铁/氢溴酸/草酸/硼酸/柠檬酸/氯化钡/氮酮/硫酸镁/硝酸镁/氯化镁/氯化铵/硫酸铵/氟化氢铵/硫酸铝铵/硫酸亚铁铵/磷酸二氢铵/磷酸氢二铵/溴化铵/四丁基溴化铵/氯化镍/硝酸镍/硫酸镍/氯化镉/硫酸镉/硝酸镉/碳酸镉/碳酸锶/硝酸锶/硫酸锰/氯化锰/50%硝酸锰溶液/氯化亚锡/结晶四氯化锌等大包装化学试剂的AR和CP级别。

The questing for acidic middle-temperature electroless Nickel technology leads to the preferable prescription as follows:Proportion of Nickel Sulphate and Sodium Hypophosphate 0.36; Sodium Acetate 15g/L; Stabilizer A lmg/L(Stabilizer B Img/L for continual experiment); Composite complexing agent Lactic Acid 10ml/L and acetic acid 10 ml/L; Accelerator organic acid G 6g/L; pH value 5.0; Loading Capacity ldm2/L; Temperature 70C (Temperature 75C for continual experiment); Proportion of supplement for Nickel Sulphate and Sodium Hypophosphate 1:1.2; Testing the consumed ion of Nickel solution and supplement inspissations solution every 60min by the proportion of 15% fresh solution.

最后，通过研究得出最佳工艺配方为：硫酸镍与次亚磷酸钠的摩尔比为0.36；乙酸钠15g／L：稳定剂Almg／L(周期实验加稳定剂B10mg／L)；复合络合剂组合为乳酸10ml／L+冰乙酸10ml／L：促进剂为有机酸G6g／L；pH值为5.0；装载量为1.0dm~2／L；施镀温度为70℃(周期实验为75℃)：主盐与还原剂的添加比例1：1.2；每60分钟对镀后液进行镍离子浓度的测定并按镍离子的消耗量添加浓缩液，添加比例按开缸液的15％。

Connecting with the new properties of NiP amorphous alloys which are prepared by method using nickel hypophosphite as reac-tant,applications of el ectroless nickel in high technological field are described in brief.

本文阐述了化学镀镍在国内外的应用及前景；结合以次磷酸镍为原料的新方法制备的高质量NiP非晶态合金的新性能，介绍了化学镀镍在高科技领域中的应用。

Welding and surfacing of copper nickel and copper nickel to steel.

镍铜，用于镍铜、镍铜与钢的焊接与堆焊

Nitinol is one of the most extraordinary metals to be discovered this century: A simple alloy of nickel and titanium, nitinol has some perplexing properties.

镍钛诺是这个世纪所发现的最不寻常的金属之一，作为镍和钛的简单的一种合金，镍钛诺具有一些令人惊叹的特征。

The oxidation of nickel powder was avoided in the process of storage and use by using nitrogen mixed with a little air and inert gases to passivate the surface.

结果表明：采用沉淀转化一热分解技术，通过隔膜电解造液，常温常压下的复杂镍盐沉淀控制，气氛调控下的热分解和表面防氧化处理，成功地生产出了理化性能优于INCO公司同类型镍粉的特种镍粉。

The occurrence of nickel in pentlandite and magnetite is over 90% and the occurrence of copper in the chalcopyrite is over 95%.

四川杨柳坪镍矿石属于低品位镍矿资源，其扩石中镍的品位为0.45%，主要以硫化物形式存在。

Based on the amorphous structures of Ni-P alloys derived from X-ray diffraction determination, R〓 or Tp is reasonably explained in terms of the variation in the metal -metalloid bond numbers with P contents according to the rhomb unit structure model .

首先，它对镍晶核的形成有阻碍作用，TU浓度越大，成核所需的过电位越高；其次，在存在镍晶核的表面上，TU对镍颗粒的生长起促进作用，藉此也可解释TU对化学镀层形貌的影响。

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。