查询词典 peacock copper

The results showed that, as a kind of anode corrosion inhibitor, BTA adsorbed on the copper surface and then funned a protective film by condensation reaction, and then decreased the corrosion current of copper by increasing the equilibrium potential.

结果表明。当H2O2存在时，抛光液中BTA作为阳极缓蚀剂吸附在抛光表面，提高了阳极铜溶解的平衡电位，并通过缩合反应生成保护膜，减小了抛光后的表面粗糙度，提高了表面质量，同时在一定程度上增加了抛光过程中的摩擦系数。

The dissemination character of copper mineral was complex and it was universal that copper mineral infolded with sphalerite and was showed as solid sol...

铜矿物嵌布特征复杂，与闪锌矿互相包裹及呈固溶体分离结构较为普遍。

Through analysis in the principle of electrochemical corrosion, it was found that the anticorrosion capability of the field telephone wire conductors intertwisted with copper-clad steel conductor is three times that of the copper entwined with steel.

通过电化学腐蚀原理的分析，认为被复线用铜包钢绞合导体是用铜钢混绞导体耐蚀性的3倍，有效提高了被复线的野外使用性能。

Ausmelt's Top Submerged Lancing technology for copper production is a low cost,proventech- nology for the processing of both primary and secondary copper materials .

澳斯麦特顶吹浸没喷枪技术用于炼铜是一项低成本的处理原生和再生铜物料的成熟技术。

Basic copper carbonate with high purity was prepared from copper scraps via lixiviating with dilute nitric acid,reacting with sodium bicarbonate and poaching.

以废杂铜为原料，用稀硝酸浸出硝酸铜溶液，与碳酸氢钠反应得到碱式碳酸铜粗品，漂洗后得到高纯度碱式碳酸铜。

Copper nanoparticles were modified by surface modifier, methyl - methylacrylate, and minified by use of fluid-flow comminuted method, the disper sity and dispersion stability of the modified copper nanoparticles as additive i n CD 15W/40 engine oil were evaluated by high velocity centrifuger; its morpholo gy and particle size were tested by TEM and XRD analysis; and its tribological p roperty in CD 15W/40 engine oil was investigated by ball on pan tribo-tester.

采用化学改性法与液流粉碎机械法对纳米铜微粒进行了表面改性和分散研究，采用高速离心机考察了表面改性后纳米铜微粒作为添加剂在CD15W/40柴油机油中的分散性及分散稳定性，采用TEM、XRD测试了表面改性纳米铜微粒的形貌及粒径大小，采用球盘磨损试验机考察了表面改性纳米铜微粒作为CD15W/40全配方调配油添加剂的摩擦学性能，用SEM、EDS观察了磨损表面的形貌、线扫描、面分布及元素含量，分析了纳米铜微粒在摩擦过程中的减摩润滑机理。结果表明：甲基丙烯酸甲酯化学改性结合液流粉碎方法处理后纳米铜微粒的粒径进一步均匀、细化，平均粒径为24nm，并在CD15W/40油中分散性好，悬浮稳定时间长。

Moreover, copper ions were isolated as hydroxides, which is beneficial to the separation of copper from nitrated products.

而且，硝化过程中铜以氢氧化物固体沉淀的形式析出，便于与硝基化产物分离。

Fibre optic outdoes copper In the area of industrial networking , an intelligent combination of copper and fibre optic segments has prevailed on the market .

在工业网络领域，铜缆和光缆的智能结合在市场上已很普遍。

The process flow and conditions of roughening by copper plating for wrought rolled copper foil were introduced.

介绍了压延铜箔镀铜粗化工艺的工艺流程和工艺条件。

The amount of 20% copper sulfate solution added is 10-11% of paste. The yields of sodium copper chlorophyllin were 20-24% of the saponified paste.

松针叶绿素铜钠是一种糊状产品，外观为兰绿色，经分析测定，产品中含有固体物质50—60％，pH10—11，叶绿素含量7000—8000毫克/公斤，吸光比2.30—3.48。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。