查询词典 zinc sulfate

A fine quality of Zn-Cr coating can be synthesized as molar ratio of zinc powder:chromate=0.08-0.2,chromate:acrylic acid=0.8-4,the amount of polyvinyl alcohol in the coating bath reaches 20-40at%.

当铬酐与锌粉的质量比在0.08～0.2之间，铬酐与丙烯酸的质量比在0.8～4之间，10％聚乙烯醇含量在7～13wt％时，司·得到质量较好的锌铬涂层。

The optimum content of Zn-Cr film coating bath have been concluded as follows:1000g/L zinc powder,2wt% chromate,0.2wt% acrylic acid,7vt% polyvinyl alcohol through the quadrature experiment.

通过正交试验筛选出锌铬涂液的最佳组分为：锌粉1000g／L、铬酐2wt％、丙烯酸0.2wt％、聚乙烯醇7wt％。

With the reduction mechanisms of the pellets containing carbon in the metal bath and the mechanisms of CVD used to attain nanometer fines, the experiment research on directly obtaining nanometer ZnO powder from the zinc-oxide ore in low grade , have been carried out.

利用含碳球团在金属浴中的还原机理和气相化学反应法制备纳米粉的原理，进行了从低品位氧化锌矿直接制取纳米氧化锌粉的实验研究。

The company has developed products: biological nano-fuelling, nano-titanium oxide, nano-zinc oxide, NT nanocomposite materials, nano-materials and antibacterial ultraviolet shielding material, powder and far-infrared antibacterial, with the exception of formaldehyde, the release of anions The function of fiber materials, water repellent, anti-oil antibacterial fabric, eliminate bacteria, decomposition of harmful gas purifying the air, anion magnetic goggles, bathing beauty leader Kang Jian, tourmaline-ceramic series of health products.

目前公司已开发产品有：纳米生物助长器，纳米氧化钛，纳米氧化锌，NT纳米复合材料，纳米抗菌材料和紫外线屏蔽材料，远红外粉以及抗菌、除甲醛、释放负离子的功能纤维材料，拒水、抗油抗菌布料，灭病菌、分解有害气体的空气净化器，负离子磁疗眼罩，键康美容沐浴龙头，托玛琳多功能陶粒等系列健康产品。

Block bearing materials may be required based on user selection: cast iron, ductile iron, cast steel, stainless steel, aluminum alloy, zinc alloy, engineering plastics and so on.

轴承座的材料可根据用户需要选择：铸铁、球墨铸铁、铸钢、不锈钢、铝合金、锌合金、工程塑料等。

Steel, zinc-plated, incl. door bearing for W505

钢，镀锌，包括用于W505的门轴底部

In the first part,we studied the nucleophilic addition reactions of aldehyde, amine,Zinc and benzyl bromide in one pot to afford homobenzyl and homoallyl amines in moderate to good yields.

第一部分的工作中，我们研究了Barbier型条件下醛，胺，锌粉，溴试剂一锅法的亲核加成反应。这种反应可以高效的得到高苄基和高烯丙基胺类化合物。

On the basis of investigating the developments of inorganic mesoporous material's syntheses and applications, mesostructured tin oxide, bismuth oxychloride, lead sulfide, bismuth sulfide, titanium phosphate and zinc phosphate were synthesized by Sol-Gel and hydrothermal techniques, employing the neutral surfactant organic amine and anion surfactant alkyl sulfonate as templates.

在对无机介孔材料的合成、应用等方面的发展现状进行了充分调研的基础上，本文运用溶胶一凝胶法、水热法等合成手段，选用中性表面活性剂有机伯胺和阴离子表面活性剂烷基磺酸盐为模板，制备了二氧化锡、氯氧化铋、硫化铅、硫化铋、磷酸钛、磷酸锌等无机介孔材料。

On the basis of investigating the developments of inorganic mesoporous material's syntheses and applications, mesostructured tin oxide, bismuth oxychloride, lead sulfide, bismuth sulfide, titanium phosphate and zinc phosphate were synthesized by Sol-Gel and hydrothermal techniques, employing the neutral surfactant organic amine and anion surfactant alkyl sulfonate as templates.

中文题名非硅基介孔材料的合成与表征副题名外文题名论文作者周书喜导师李健民学科专业物理化学研究领域\研究方向学位级别博士学位授予单位中国科学技术大学学位授予日期2003 论文页码总数92页关键词介孔材料介孔分子筛馆藏号BSLW /2003 /O643.3 /50 在对无机介孔材料的合成、应用等方面的发展现状进行了充分调研的基础上，本文运用溶胶一凝胶法、水热法等合成手段，选用中性表面活性剂有机伯胺和阴离子表面活性剂烷基磺酸盐为模板，制备了二氧化锡、氯氧化铋、硫化铅、硫化铋、磷酸钛、磷酸锌等无机介孔材料。

In order to save water and reduce polluted water discharge,we use elliptical tube in rectangular steel fin tube which is treated in hot dipping zinc and use force cooling by blast axial flow fan to condensate the air in tube then return the condensate to boiler to form a closed circuit ,thus replace conventional water cooling tower.

采用椭圆管穿矩形钢翅片经热浸锌后组装的冷凝翅片管束，用鼓风式轴流风机强制将乏汽在管内冷凝成水返回锅炉形成闭路循环使用，从而可以取代常规开放式水冷却塔，极大地节约汽轮机运行的耗水量和污水排放量，对环境保护起到了积极的作用。

In other research, chondroitin is being investigated for use in several other conditions.

在其它研究，软骨素被调查用於几个其它情况。

They would make fun of him for having to work.

他们拿他的工作来开玩笑。