查询词典 plating

A proper composition of the plating solution was obtained as follows: copper sulfate 16 g／L,EDTA·2Na 30 g／L,glyoxylic acid 13 g／L,2,2'- bipyridine 10 mg／L.

优化工艺条件：硫酸铜16 g／L，乙二胺四乙酸二钠30 g／L，乙醛酸13 g／L，2，2′-联吡啶10 mg／L，pH 12.5，温度 40℃。

Using glyoxylic acid to replace the harmful chemical substance formaldehyde as a reducing agent, an copper layer was deposited on rosin substrate by this electroless copper plating technology.

用乙醛酸代替有害的化学药品甲醛作为还原剂，在树脂基材上进行化学镀铜。

The optimal pH and temperature were 12.5℃ and 40℃,respectively. The process is environmentally benign with no formaldehyde.Key words: glyoxylic acid;deposition rate;electroless copper plating

优化条件下，可获得结合力良好、表面均匀光亮的镀层，工艺中不使用甲醛，无污染，具有良好的环境效应及社会效应，应用前景广阔。

Using glyoxylic acid to replace the harmful chemical substance such as formaldehyde as a reducing agent, an electroless copper plating on difficulty deposited substrates was fulfilled, which including Al,Ti and wafers having TiN and TiSiN as the barrier layers.The surface morphologies and grain structures of copper deposits prepared were analyzed.

摘 要：采用乙醛酸代替有害的化学药品作为还原剂的化学镀技术，在工业纯铝片、工业纯钛片、以TiN作为扩散防护层的硅片和以TiSiN作为扩散防护层的硅片等难镀材料实现了化学镀铜。

Technical features of the Project We are planning to adopt the advanced tech niques like silk-screen printing, graph-electro-en graving craft and electro plating hole-covering craft, The main production equipment will be introduced from abroad.

五、项目技术特点拟采用丝印法、图形电镀蚀刻工艺和板面电镀掩孔等先进技术。主要生产设备从国外引进。

Recently, since hexavalent chromium has bad effects on environment, etc., research on the trivalent chromium plating has been accelerated.

近年来，由于六价铬对环境等方面带来污染影响，于是加紧了对三价铬电镀的研究。

The purpose of this research lies in understanding development states of flower buds of Hippeastrum hybridum Hort. in whole growing year, and observation effect of storage, plating times on flowering.

本研究了解孤挺花之花芽於全年发育状况，并观察贮藏、栽植时间等处理对孤挺花开花之影响，最后探讨孤挺花之切花适期。

The results show that the global degree, the homocentric degree and the mural uniformity of the plated ICF glass targets were nearly the same as those of the ICF glass targets before plating.

结果表明：对ICF玻璃靶丸进行化学镀处理，其球形度、同心度和壁厚均匀性都与化学镀前未发生明显改变，其饱和磁化强度和矫顽力分别为3.883×10^(-3)A/g和1.046×10^(-3)T。

Glycolic acid (Hydroxyacetic acid, 2-hydroxyethanoic acid) is a chemical industry material. It is applied in a lot of fields including organic synthesis, cleanout, plating, spinning, leather and sterilization, etc.

羟基乙酸又称乙醇酸、甘醇酸，是一种重要的有机合成中间体和化工产品，广泛应用于有机合成、清洗、电镀、纺织、皮革、灭菌等行业。

The research and status of non-cyanide electroless gold plating using sodium sulfite and/or hyposulphite as complexing agent are described in detail.

详细阐述以亚硫酸钠及硫代硫酸钠为配位剂的无氰化学镀金的研究及发展现状。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。