镍

Wherein, the chemical formula of said compound is γ-HaKbNac(H2O)dNixM1-XO2 and the method comprises that mixing the nickel salt solution and at least one metal salt solution to attain the solution A; preparing caustic soda or caustic potash solution and adding sodium carbonate or potassium carbonate to attain the solution B; preparing the ammonia solution C; reacting the A, B, and C, processing the solid-liquid separation to attain the ball α nickel hydroxide; reacting with the oxidant in the solution of caustic soda or caustic potash to attain the black solid-liquid mixture and processing the solid-liquid separation to attain the ball γ hydroxyl nickel oxide.

其化学表达式为γ-HaKbNac(H2O)dNixM1-XO2，将镍盐溶液与至少一种金属盐溶液混合得溶液A，配制氢氧化钠或氢氧化钾溶液，加入碳酸钠或碳酸钾得溶液B；配制氨水溶液C；将A、B、C反应，固液分离，得球形α氢氧化镍；在氢氧化钠或氢氧化钾溶液中与氧化剂反应，得黑色固液混合物，再固液分离，得球形γ羟基氧化镍。

In the austenitic form elements - nickel chrome steel iron - into the process, with the increase of the formation and composition of nickel austenitic will gradually increase until all the ferrite structure have been transformed austenitic structure, thus formed the 300 series stainless steel.

在把奥氏体形成元素-镍加入到铁-铬不锈钢的过程中，随着镍成分增加，形成的奥氏体也会逐渐增加，直至所有的铁素体结构都被转变为奥氏体结构，这样就形成了300系列不锈钢。

The wear resistance of the plate before and after the plating is compared and productively tested on circular saw s.

对 6 5 Mn冷切钢管锯片进行化学镀镍表面强化处理，研究了时效时间对镀层硬度、结合强度的影响，比较了镀镍前后的耐磨性，并在圆锯片上进行了生产性试验。

There are 23 die-casting machines with monotone 25T, 63T, 68T, 100T, 130T, 180T, 280T, 400T, 630T,( we planned to buy a 800T die casting machine) etc. And we also obtain CNC, a manual and full automatic painting-roasting assembly line, a mould-spraying assembly line. We can do many kind of electro-finishing, such as Chromium, Sand Chromium, 3+ Chromium, Wire drawing Nickel, Sand Nickel, Bronze and Clinquant, etc.

现有锌、铝压铸机共计23台，分别有25T、63T、68T、100T、130T、180T、280T、400T、630T，并计划添置一台800T；CNC精密加工中心；烤漆、喷塑生产线一条；锌、铝合金产品半自动生产电镀线一条，能接受各种产品表面电镀处理，如：镀铬、砂丁铬、三价铬、拉丝镍、砂丁镍、青古铜、仿金等。

The coercive force of the samples was stronger than that of the bulk nickel because of the one dimension.

对比大块镍，金属镍线的矫顽力得到了显著的增强。

It is very important to determine and control the content of cupric ion in the nickel bath in practice.

镀镍溶液中的铜离子是一种有害的金属杂质，检测和控制其在镀镍液中的含量十分重要。

The progress in research on corrosion inhibition of cupronickel alloy is reviewed in detail.

综述了近年来有关铜镍合金的研究进展，分析归纳了影响铜镍合金耐蚀性能的一系列影响因素。

Nickel wires with a diameter of approximately 250 nm had single-domain structure,while unique core-shell cylindrical domain structures were found in wires with a diameter of 2μm.

MFM观测结果表明，直径250 nm的镍纳米线拥有单磁畴结构；而直径2μm的镍线的磁力图呈现的是新颖的核—壳圆柱形磁畴。

By controlling the crystal growth factors such as decomposition temperature and magnetic field strength etc., the morphology of carbonyl FeNi(subscript 100-x) fibers and its diameter were changed.

通过对影响羰基铁镍纤维生长因素的调控，可改变羰基铁镍纤维的形貌和直径。

It is concluded that mixture of deoxidant elements, reduction of oxygen and hydrogen source and improvement of escaping condition of oxygen from surfaced layers can prevent surfaced layers of copper-nickel alloy from producing gas holes efficiently.

本文分析了铜镍合金堆焊时所产生的气孔的主要原因及影响因素，认为粉末中脱氧元素的加入；减少氢、氧的来源；改善氢、氧从堆焊层中的逸出条件可有效防止铜镍合金堆焊层中气孔的产生。

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。