在碱性锡酸盐镀锡溶液中进行了镍微粒与锡的共沉积试验,对所得锡-镍复合镀层的磨擦性能进行了研究。
Experiment of co-deposition of Ni particles with Sn metal from alkaline stannate bath was performed and the friction performance of the resulting Sn-Ni composite coatings was investigated.
伦敦交易所镍、锡价格上扬。
伦敦商品交易所和纽约商品交易所的铜金属价格双双下滑,锌、镍、铅、锡等金属的价格有所下降。
Copper resumed a decline in London and New York. Aluminum, zinc, nickel, lead and tin also fell.
面对西蒙的挑战,埃尔利希选择了铜,铬,镍,锡,和钨这5种金属,他认为这些金属在扣除物价因素后,价格在接下来的十年里会增长。
Faced with a challenge from Mr Simon, Mr Ehrlich selected five metals-copper, chromium, nickel, tin and tungsten-whose prices he thought would rise in real terms over the following ten years.
最终Ehrlich输了,铜,铬,镍,锡和钨的价格下跃。
Ehrlich lost when copper, chrome, nickel, tin and tungsten dropped in price.
镍的价格在该季度下降了50%,锡比月初的记录价格下降了12%。
Nickel prices have fallen by half in three months; tin has fallen 12% from the record price touched earlier this month.
镍、锌、锡等金属价格均已自3月低点回升50%-60%。
Nickel, zinc and tin are all up 50%-60% since their March lows.
例如钢基上镀铜、镍层再镀铬、低锡青铜上镀铬、多层镍上镀铬、镍铁合金镀层上镀铬等等。
For example steel base plated copper, nickel, chromium plating, low layer again tin bronze chrome, multi-layer nickel chrome plating nickel ferroalloy, chrome, and so on.
产速太慢,底层再次氧化,如镍层在金槽氧化(或金还原),剥锡。
Production speed too slow, the bottom again, such as nickel oxide layer in gold slot oxidation (or gold reduction), peel tin.
橡胶、甲醇、沥青、锡、镍、棉花等品种纷纷走出类似惊天反转行情。
PTA, rubber, methanol, asphalt, tin, nickel, cotton and other varieties all had a similar shocking market reversal.
电镀焦磷酸盐铜锡镍废水由“常流水”清洗方式改为反喷淋清洗方式。
Counter-flow spray technique for the treatment of the rinsing water containing pyrophosphates in Cu- Sn-Ni alloy plating is described.
阴极接触不良放电,如剥镍,镍剥金,镍剥锡。
The cathode contact undesirable discharge, such as nickel strip, nickel strip gold, nickel strip tin.
铜盘的内面应涂上一层银、镍或锡。
镀镍前或锡电镀间的阴极接触不良,放电火花将铜材熔成凹洞。
Before or tin plating nickel plating of bad contacts between the cathode, discharge sparks will melt into hollow copper hole.
青铜即(铜锡合金):它主要的特色是除了锌镍之外,耐腐蚀性很好的。
Bronze (copper tin alloy) : its main feature is the addition of zinc nickel, corrosion resistance is very good.
具有大型、 超大型规模的矿产为金、铜、铅锌、镍、稀有金属、稀土金属、锡、钼以及钒、钛、钨等。
There exist large Au, Cu, Pb-Zn, Ni, rare metals, rare earth, Sn, Mo, V, Ti, W and some other types of ore deposits.
在含有铅、锡、铜、镍和一些贵金属的电镀池中,甲磺酸(msa)是一种很好的电解质。
Methane sulphonic acid (MSA) has the right combination of properties for electroplating baths containing lead, tin, copper, nickel and some precious metals.
电镀铜锡合金是一种合适的代镍镀层,它不使人体过敏,能满足防扩散性能的要求,且成本较低。
Cu Sn plating is a right substitute for nickel coating because it is not allergic to human body, can meet anti diffusion requirement and has a lower cost.
综述了稀土元素的性质和在电镀铬、锡、锌、锌-镍合金、镍-铁合金以及在复合镀技术中的应用现状和前景。
Properties, application and future trend of rare earth elements in electrodeposition of chromium, tin, zinc, Zn-Ni, Ni-Fe and composite coatings are summarized.
简述了稀土添加剂在国内镀锌、铬、镍、锡、铁、铜工艺上的应用研究进展。
The processes of application research of rare earth elements as additives on zinc, chromium, nickel, tin, iron, copper plating were described.
表面镀镍或锡,导电率高,环境适应性好。
Surface nickel-plated or tinned, high conductivity and good acclimatization.
介绍了叠层片式电感三层端头电极即银基底电极、镍层、锡-铅合金镀层的性能及制备工艺。
Properties and preparing process of tri layer films with Ag base coating, Ni electrodeposit, Sn Pb alloy for terminal electrode of multilayer chip inductor were described.
从废料中还可回收少量的锡、镍、镁和贵金属。
Smaller amounts of tin, nickel, magnesium, and precious metals are also recovered from scrap.
为了改善普通黄铜的性能﹐常添加其他元素﹐如铝﹑镍﹑锰﹑锡﹑硅﹑铅等。
In order to improve the performance of the ordinary brass, often add other elements, such as aluminum, nickel, manganese, tin, silicon, lead, etc.
如由铅、锡、锰、镍、铁、硅组成的铜合金。
If by lead and tin, manganese, nickel and iron, silicon composed of copper alloys.
镍和锡镀上铝制表面,具备可焊性和卓越的传导性。
Nickel and tin are plated to an aluminum surface possessing solderability and superb conductivity.
镍和锡镀上铝制表面,具备可焊性和卓越的传导性。
Nickel and tin are plated to an aluminum surface possessing solderability and superb conductivity.
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