Black oxidation technology for copper in multilayer printed circuit board was introduced.
介绍了多层印制线路板内层铜墙表面的黑氧化技术。
Black oxidation film on aluminum alloy with good adhension, strong corrosion resistance and beautiful color can be obtained by two steps of oxidation coloring.
阶梯形铝器皿有二个优点：一是增加器皿的刚度； 二是经过阳极氧化着色之后阶梯越多越美观。
The oxidation increases the surface acidity of the carbon black.
臭氧氧化增加了碳黑的表面酸性。
Influences of main parameters such as composition of electrolyte and electrical parameters in preparing black ceramic coating by microplasma oxidation on ADC12 aluminum alloy were studied.
研究了ADC12铝合金表面微等离子体氧化法制备黑色陶瓷膜的电解液成分和电参数等对膜层性能的影响。
This text expatiated the craft parameters, technique main points and matters needing attention of anodic oxidation and dye black for aluminium and its alloy.
本文主要阐述了铝及铝合金阳极氧化与染黑色工艺参数、技术要点及注意事项。
Iron rusts, silver will be black in the air in the air, this is a kind of oxidation.
铁在空气中会生锈、银器在空气中会变黑，这是一种氧化作用。
The metalurgraphic and electron microscopic inspection found that the black spot defects are formed by the oxidation of particle enriched zone.
结果表明，该缺陷与强化相析出有关，金相与电镜观察证明，该区域是析出质点富集区经氧化形成的。
The ozone oxidation of carbon black surfaces was studied.
研究了碳黑表面的臭氧氧化。
Treatment of acidic black dye wastewater by multi-phase catalytic oxidation over copper catalyst was studied.
以酸性黑染料废水为处理对象，对多相催化氧化处理工艺中的铜系催化剂进行研究。
The colour black is treated via oxidation to improve its surface properties and expand its applications.
色素炭黑通过氧化处理，改善其表面性能，拓宽应用领域。
Oolong tea has different oxidation levels than green or black teas.
乌龙茶茶比绿茶或红茶不同氧化水平。
During the ozone oxidation process of furnace black, the carbon-oxygen single bond can be formed mainly, but further oxidation to the carbon-oxygen double bond is very difficult.
炉法炭黑表面臭氧化过程中主要生成的是表面碳氧单键结构，进一步氧化为双键的程度很低。
It is this process of oxidation which distinguishes the black teas, almost universally drunk in the United States today, from what are known as green teas.
这是这一进程的不同，氧化的红茶，几乎普遍酒后在今天的美国，从所谓的绿茶。
If you find the metal has a blue, grey or black color, it is a sign of oxidation and a precursor of rust.
如果你发现金属开始呈现蓝色、灰色或黑色，这是氧化的迹象和生锈的先兆。
Black conversion films could be fabricated using both the potentiostatic anodization and cyclic oxidation-reduction method.
然后在不同电势下通过恒电势氧化或循环氧化-还原等方法制备了发黑膜。
The method realizes the preparation of the aqueous nanometer carbon black color paste by means of a sand grinding oxidation one-step method.
该方法采用砂磨氧化一步法实现水性纳米炭黑色浆的制备。
The oxidation further enhances the physical properties of carbon black filled …
氧化后的碳黑进一步加强了硝基丁二烯橡胶的物理性能。
The oxidation further enhances the physical properties of carbon black filled …
氧化后的碳黑进一步加强了硝基丁二烯橡胶的物理性能。
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