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- Three methods for trimellitic anhydride production including MGC,nitric aid oxidation,and liquid phase oxidation by air were compared. 比较了生产偏苯三酸酐的3种方法:芳香醛水溶液空气氧化(MGC)法、硝酸氧化法和液相空气氧化法。
- Note 1 Single display the three phase total active power. 注1:单屏显示三相总有功功率。
- Three phase wiring saves 50% of power compared with one-phase. 三相电源比单相电源可省电逾50%25之多。
- Is the stator three phase line voltage the same? And is it current zero? 定子三相电压是否相等?其电流是否为零?
- Preparation of trimesic from mesitylene in liquid phase oxidation by air under normal pressure was studied. 介绍以均三甲苯为原料,采用液相空气氧化法制取均苯三酸的工艺方法。
- This control method was applied to a three phase AC/DC/AC conversion system. 该控制思想在三相AC/DC/AC系统中进行了实验验证。
- Minsky divided the process into three phases. 明斯基将该过程划分为三阶段。
- Using 3-hydroxybutanal, oxygen and air as raw material, the 3-hydroxybutic acidwas synthesized by liquid phase oxidation in 0.5L ALR. 以3-羟基丁醛、氧气为原料;在0.;5L气升式环流反应器中液相氧化合成3-羟基丁酸。
- Anthraquinone is prepared by the liquid phase oxidation of anthracene with oxygen in the presence of cobaltous salt,manganous salt and bromide. 在醋酸、聚乙二醇存在下 ,蒽与硝酸铈铵和溴酸钠反应生成蒽醌 ,聚乙二醇作为相转移催化剂可以提高反应的选择性。
- Nitrobenzoic acid was prepared in 75% yield by manganese sulfate catalyzed liquid phase oxidation of 4-nitrotoluene with oxygen. 以硫酸锰作催化剂液相条件下用氧气氧化对硝基甲苯,生成对硝基苯甲酸,收率75%25。
- Chen, J.R., H.H.Yang, C.H.Wu, Liquid Phase Oxidation of Cycloalkane Compounds, US Patent No. 6,930,209B2, 16 August 2005. 张清雄、陈进福、陈政任、陈鹢辉，“不良彩色滤光片之回收方法”，中华民国专利证书发明第259830号，2006年8月11日。
- Eventing is an equestrian sport consisting of three phases. 综合全能马术赛，包括三个阶段，第一，越野比赛。
- A synthetic technique of producing petroleum carboxylate using liquid?phase oxidation and taking fraction of Daqing crude oil as raw material is introduced in this paper. 介绍了以大庆原油馏分油为原料,采用液相氧化法生产石油羧酸盐的合成工艺。
- Will be conducted in three phases aquaculture breeding project. 公司将分三期进行养殖繁育工程建设。
- The preparation process of trimesic from mesitylene by air in a liquid phase oxidation under normal pressure with the catalysis of cobalt acetate and sodium bromide was studied. 研究了在常压下,以醋酸钴和溴化钠为催化体系,均三甲苯液相空气氧化制备均苯三甲酸的反应工艺。
- Steam, water and ice constitute the three phases of one substance. 水蒸汽、水和冰是同一物质的气体、液体、固体三个相态。
- A three phase symmetry AC winding is used as control winding of the inner stator, a car including ring-like PM rotor as correcting weight. 以三相对称交流绕组作为内定子控制绕组，包括环形磁钢永磁转子的小车作为校正质量。
- The three phase immiscibility of Fanshan magma resulted in the formation of three phosphorus ore zones. 矾山岩浆的三相不混溶作用导致了矾山三个矿带的形成。
- The new model is obtained by transfor-ming the original phase axes model of three phase asynchron-ous machine. 新模型由原始的相轴线模型经过变换得到。
- Note: The shell dimension of single phase product is identical to three phase product. 说明:单相产品和三相产品外壳尺寸相同。
