查询词典 nickel brass
- 与 nickel brass 相关的网络例句 [注:此内容来源于网络,仅供参考]
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This paper refers to a study on the process and principle of mechanical alloying of an ODS nickel-base superalloy.
本文对一种氧化物弥散强化镍基高温合金的机械合金化工艺、过程及原理进行了研究。
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In the presence of suitable nickel catalyst and without the chelation effect of special designed dithioacetals, simple aliphatic dithioacetals could react with a series of Grignard reagents to give the corresponding olefinic products.
因此在适当的镍触媒存在下,脂肪族硫缩醛在不需要特别的螯合作用下,即可以与一系列的格林那试剂进行烯化反应。
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S-Naproxen was obtained by asymmetric cross-coupling reaction of 2-bromo- 6-methoxynaphthalene with organozinc reagent of ethyl α- bromopropionate, catalyzed by chiral β-aminoalkylphosphine-nickel complexes.
用β -氨基烷基膦的NiCl2 配合物为手性催化剂,以 6 -甲氧基- 2 -溴萘和α-溴代丙酸酯的有机锌试剂为原料,通过不对称交叉偶联反应合成S --萘普生。
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The distributed structure is adopt ed in the system. Its functions include on-line testing, display, data communication, overrange alarm and trend analysis of technological parameters in nickel smelting process. As a result, production process is sta ble, energy consumption and production cost are decreased.
该系统采用集散式结构,利用现代化计算机检测技术,实现了镍熔炼主要工艺参数的在线检测、显示、数据通信、越限报警及态势分析等功能,达到了稳定生产、降低能耗和生产成本的目的。
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The main contents are as follows: A series of MCM-41-supported nickel phosphide catalysts with initial Ni/P atomic ratio of 0.5 - 2 and loading level of 10 - 40 wt % in the oxidic precursors were prepared by an in-situ reduction method. Their catalytic performances were evaluated in the HDN of quinoline.
论文内容主要包括:用原位还原的方法制备了MCM-41负载的磷化镍催化剂,考察了不同Ni/P摩尔比和负载量对催化剂结构和喹啉HDN反应活性的影响。
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The properties and the successive operation life of two kinds of nickel pastes produced by different methods were studied parallelly.
摘 要:介绍了空气烧结镍浆的制备,比较两种不同制备方法获得的镍浆性能及连续工作寿命。
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Nickel free, hypoallergenic, stainless steel case with a brown pebbled leather band.
无镍,低过敏性,不锈钢与棕色pebbled皮带
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Surface treatment process are: HAL, the entire plate electroless nickel gold, Gold Finger, lead-free HASL, chemical plated / silver / tin, Anti-oxidation treatment and so on, there is conductive in accordance with the requirements of customers Cypriot hole, peelable plastic, conductive plastic and a variety of models and the photosensitive ink color.
表面处理工艺有:热风整、全板电镀镍金、金手指、无铅喷锡、化学镀金/银/锡、防氧化处理等,有根据客户要求的导电塞孔、可剥胶、导电胶和各种型号及颜色的感光油墨。
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Synthesis and Crystal Structure of a Ternary Complex: [Ni2].8H2O GAO En-Jun YU Ying WANG Ke-Hua SNN Ya-Guang LI Hao-Yang (Laboratory of Coordination Chemistry, Shenyang Institute of Chemical Technology, Shenyang 110142, China) ABSTRACT A new ternary complex .8H2O (phen = 1,10-phenanthroline, Pmal 2-= phenethyl malonic acid) has been synthesized by the reaction of nickel acetate, phen and phenethyl malonic acid.
综合和三部组成的复合体的晶体结构: [Ni 2]。8H2O GAO En6月YU Ying WANG Ke华SNN Ya广李郝杨(实验室协调化学,化工技术沈阳学院,沈阳110142,中国)摘要A新的三部组成的复合体。8H2O (phen = 1,10二氮杂菲, Pmal 2-=苯乙基丙二酸的酸)由镍醋酸盐, phen和苯乙基丙二酸的酸的反应综合了。
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The positive rate was 62.5%. The allergens with higher positive rate were nickel sulfate, 4 Phenylenediamine base, fragrance mix, potassium dichromate and formaldehyde. The positive results were found in patients with face dermatitis, eczema, contact dermatitis, urticaria and pruritus.
阳性率较高的过敏原依次为:硫酸镍、对苯二胺、芳香混合物、重铬酸钾、甲醛,斑贴阳性的病种有面部皮炎、湿疹、接触性皮炎、荨麻疹、瘙痒症。
- 相关中文对照歌词
- Nickel Dime
- Knicks
- Dime, Quarter, Nickel, Penny
- Brass Monkey
- Lay Baby Lay
- Doing Bad
- Nickel In The Well
- A Nickel For The Fiddler
- A Nickel For The Fiddler
- Down On The Corner
- 推荐网络例句
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Analog output can display output results.
可以模拟输出显示输出效果。
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It implied that RAPD technique pro vided a new alternative for checking irradiation induced effects.
对扩增产物进行数据分析,结果表明RAPD技术能够检测出辐射后唐菖蒲基因组变异情况,可用于对唐菖蒲辐射后基因变异的分析。
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I'll write to h im on h earing from you.
我接到你的来信就给他写信。