One such crystal is the ruby which contains trivalent chromium ions dispersed in a matrix of alumina .
这样的晶体有一种叫红宝石,它包含的 三价铬离子弥散在氧化铝的基体中。
Effect of Four Kinds of Carboxylate Complexing Agent on Electroplating of Trivalent Chromium
4种羧酸盐配位剂对装饰性 三价铬电镀的作用
Effect of Rare Earth Element on Sulfate Trivalent Chromium Plating Process
稀土元素对硫酸盐 三价铬镀铬工艺的影响
The effects of grain size on the electrochemical corrosion behaviors of zinc and trivalent chromium passivation film on zinc have been studied respectively by electrochemical methods .
利用电化学方法分别研究了晶粒尺寸对纯锌及其 表面 三价铬钝化膜腐蚀行为的影响。
The effects of the components of trivalent chrome passivation bath on the appearance and corrosion resistance of the passivating film are investigated .
采用 正交试验法对镀锌 层 三价铬黑色钝化工艺组分进行优化,研究了工艺参数对钝化膜外观和耐蚀性的影响。
In this paper three types of bath for trivalent chromium plating are gained : chloride-glycine bath chloride-U bath and sulfate-oxalic bath .
本文新近研究了一种以甲酸盐-羧酸盐作为络合剂的 三价铬电镀新工艺,并对该溶液和镀层进行了性能测试。
Study of complexing agent in low concentration of trivalent chromium sulfate system
低浓度硫酸铬体系 三价铬电镀配位剂的研究
Galvanized to trivalent chromium and hexavalent chromium passivation passivation process .
镀锌为 三价铬钝化及六价铬钝化工艺。
A trivalent metallic element of the rare earth group ; occurs together with yttrium ; forms highly magnetic compounds .
稀土属的一种 三价金属元素,与钇共生,形成极具磁性的化合物。
Effects of Interfering Ions on the Performance of Trivalent Chromium Blue-White Passivation Bath
杂质离子对 三价铬蓝白钝化液性能的影响
The chromium deposition velocity of trivalent chromium electroplating was researched .
对 三价铬电解液镀铬的沉积速度进行了实验研究。
Of or containing trivalent nickel ni3 + .
含 三价镍的有或含 三价镍的,ni3+。
Elimination of Cr (ⅵ) in Trivalent Chromium Chloride Electroplating Bath
氯化物 三价铬电镀液中六价铬离子的去除方法及效果
One relatively recent technique which has found some favor involves the inclusion of soluble trivalent antimony derivatives in the slurry during mixing .
一种比较近代的、人们好采用的技术是在混合过程中加入可溶性的 三价锑衍生物。
Effects of Trivalent Chromium from Different Source on Carcass Composition and Lipid Metabolism in Finishing Pigs
不同形式 三价铬对肥育猪胴体组成和脂肪代谢的影响
Trivalent chromium plating can be divided into chloride and sulfate systems .
三价铬电镀分为氯化物体系和硫酸盐体系。
Study on the Chemical Phase Analysis of Manganese Ore ⅱ . Determination of Trivalent and Tetravalent Manganese Ore
锰矿化学物相分析方法的研究Ⅱ. 三价和四价锰矿物的测定
Trivalent Chromium Black Passivation for Zinc Deposit and Its Influence on Corrosion Resistance
镀锌 层 三价铬黑钝化工艺及其对耐蚀性的影响
It was studied that the graphite-based lead dioxide anode which had been electrochemically activated was used to electrogenerate trivalent cobalt ion by means of coulometry at ambient temperature .
以库仑分析法为研究手段,考察了在室温下经电化学活化的石墨基二氧化铅阳极电生 三价钴的条件及其应用。
A hard ferromagnetic silver-white bivalent or trivalent metallic element ; a trace element in plant and animal nutrition .
一种二价或 三价金属元素,坚硬的银白色铁磁体,植物动物营养中的微量元素。
Reduction and X-ray irradiation of trivalent samarium ions doped in barium borophosphate
硼磷酸钡中 三价钐离子的还原和X射线辐照效应
Study on corrosion resistance of trivalent chromium passivation films on zinc coatings electroplated by different processes
不同镀锌工艺 三价铬钝化耐腐蚀性研究
Effects of Grain Size on the Corrosion Behaviors of Zinc and Trivalent Chromium Passivation Film on Zinc
晶粒尺寸对纯锌及其 表面 三价铬钝化膜腐蚀行为的影响
Study of Trivalent Chromium Bright Blue Passivation Process for Zinc Coating
镀锌层 三价铬蓝白色钝化工艺的研究
The major advantages and disadvantages of trivalent chromium electroplating were introduced .
介绍了 三价铬镀铬的主要优点与缺点。
A trivalent metallic element of the rare earth group ; usually occurs in association with yttrium .
一种稀土属的 三价金属元素,通常与钇共生。
A ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group .
稀土属的 三价金属元素,一种可延展的银白色铁磁体。
Effect of trivalent chromium on immune function of heat-stressed rats
三价铬对热应激大鼠免疫功能的影响
A trivalent radical derived from glycerol by removing the three hydroxyl radicals .
一种 三价基,由丙三醇去掉三个羟基获得。
Accumulation and elimination of hexavalent chromium ions in sulfate trivalent chromium electroplating bat
硫酸盐 体系 三价铬镀液中六价铬离子的积累及去除
美[traɪ'veɪlənt]英[traɪ'veɪlənt]
adj.三价的