电镀

Through comparing the application of durionising and chemical nickeling in the hydraulic prop surface treatment,approach the advantages of chemical nickeling including: formula,process, equipment, cladding performance and circumstance provention.

通过比较电镀硬铬和化学镀镍在液压支柱表面处理上的应用，探讨了化学镀镍在配方、工艺、设备、镀层性能、环保等方面的优越性。

Substituted-2-aminobenthiazoles were dissolved in a mixture of acetic acid,phosphoric acid and propionic acid, and diazotized by nitrosylsulphuric acid, then coupled with m-dimethylaminobenzoicacid to form 6-R-BTAMB in good yield.

我们在2-氨基苯并噻唑的6-位引入了不同的取代基R，合成了6种新试剂，2-I2'-(6'-R-苯并噻唑)偶氮-5-二甲氨基苯甲酸(6-R-BTAMB，R=〓，〓，Cl，Br，〓，〓，)，并研究了6-R-BTAMB与Fe、Co、Ni、Cu和Pd的络合显色反应的光度性能及不同R基团对试剂灵敏度及选择性的影响将6-〓-BTAMB应用于测定铝合金，电镀废液中的铜，人体毛发和矿泉水中铁的含量均取得了满意的结果。

The overdeck tonnage is the volume to the inside of frames and deck plating of the 'tween decks, poop, bridge, forecastle, deckhouses and erections above the tonnage deck less the exempted spaces.

该overdeck吨位数量的内部框架和甲板电镀的'吐温甲板，船尾楼，桥梁，前甲板，甲板室和勃起的吨位甲板以上不到豁免空格。

A shaping method of monolayer super-hard abrasive worm grinding wheel and influence of the method on coulour line of abrasive panical,and the wearing character of the grinding wheel are studied.

研究了电镀单层超硬磨料蜗杆形砂轮的成形方法及其耐磨粒等高性的影响，得到了镍结合剂单层超硬磨料砂轮磨损规律及磨削比并在此基础上探讨了此种砂轮在低速磨削状态下加工硬击面的可行性，获得了良好效果。

Surface treatment process are: HAL, the entire plate electroless nickel gold, Gold Finger, lead-free HASL, chemical plated / silver / tin, Anti-oxidation treatment and so on, there is conductive in accordance with the requirements of customers Cypriot hole, peelable plastic, conductive plastic and a variety of models and the photosensitive ink color.

表面处理工艺有：热风整、全板电镀镍金、金手指、无铅喷锡、化学镀金／银／锡、防氧化处理等，有根据客户要求的导电塞孔、可剥胶、导电胶和各种型号及颜色的感光油墨。

Due to the bad crystal habit and crystal size distribution of the product from the domestic factory and the higher content of impurities, the quality of copper sulfate pentahydrate has been affected by these factors.

五水硫酸铜是一种重要的无机化工产品，广泛应用于化学工业和电镀工业中，同时也作为动物饲料矿物添加剂和杀虫剂广泛的运用于农业。

This technology can answer heavy metal chromium not only use at plating chamfer, still answer water natural resources use at potcher, have the double effect of economic benefits and environmental protection.

由厦门威士邦膜科技有限公司开发的电镀废水循环回用技术，日前被评定为2008年国家重点环境保护实用技术。

The anodic oxidation reactions of butynediol and propiolic alcohol in the bright nickel electroplating were studied using ultraviolet spectrophotometry.

采用紫外分光光度法研究了丁炔二醇和丙炔醇在光亮镀镍过程中的阳极氧化反应，以期进一步认识添加剂在电镀过程中的作用机理。

The anodic oxidation reactions of butynediol and propiolic alcohol in the bright nickel electroplating were studied using ultraviolet spectrophotometry. The mechanism of the additives in the electroplating process was discussed.

采用紫外分光光度法研究了丁炔二醇和丙炔醇在光亮镀镍过程中的阳极氧化反应，以期进一步认识添加剂在电镀过程中的作用机理。

It specializes in manufacturing of diamond cubic boron nitride grinding wheel with various specifications and the products include diamond resinoid bonded grinding wheel, CBN resinoid bonded grinding wheel, diamond electroplated grinding wheel, diamond bronze grinding wheel, diamond paste, diamond grinding head and tungsten steel lathe tool used for machining of various metals.

产品介绍：我厂技术力量雄厚，设备齐全，工艺精湛，专门生产各种规格的金刚石，立方氮化硼砂轮，产品包括金刚石树脂砂轮，CBN树脂砂轮，金刚石电镀砂轮，金刚石青铜砂轮，金刚石研磨膏，金刚石磨头，和加工各种金属的钨钢车刀http：//www.86wheels.com

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。