用该氧化树脂氧化双溴代物可得到良好产率的单醛;
The oxidizing resin had the property of oxidizing primary alkyl iodides, alkyl bromides, allylc and benzylic halides to aldehydes and excellent yields were obtained.
二氧化双环戊二烯难于被胺或单独的酸酐所固化,但能很好的被酸酐与醇所固化。
Dicyclopentadiene dioxide was hardly cured by amines or acid anhydrides alone, but can be well cured by acid anhydrides mixed with alcohols.
催化剂可以分为两种:过渡金属双官能催化剂和过渡金属的碳氧化物催化剂。
The catalysts can divide into two kinds: the transition metal bifunctional catalysts and oxycarbide catalysts of transition metals.
前者包括石墨、金属硫化物等;后者包括层状硅酸盐、金属双氢氧化物等。
The former includes graphite metallic disulfide etc; and the latter consists of layered silicate metallic double hydroxide etc.
最后,炼油厂排放很多的气体,如二氧化硫(SO2)、二氧化氮(NO2)、二氧化碳、一氧化碳、甲烷、双环氧乙烷、氟化氢、氯、苯和其他气体。
Finally, refineries emit many gases like sulphur dioxide (SO2), nitrogen oxide (NO2), carbon dioxide, carbon monoxide, methane, dioxins, hydrogen fluoride, chlorine, benzene and others.
锡炉采用外置式加热装置,近距离的双波峰;柔性波峰喷口;低氧化量设计。
Tin stove adopts outer style heating device, close dual wave; flexible wave spout; low oxidation quantity design.
研究了几种单齿和双齿含氮配体在氧化羰化反应中的助催化性能。
The promotion effects of N-donor ligands for catalytic oxidative carbonylation of methanol were studied.
本文针对双酚a生产过程产生的含酚废水,对其在超临界水中的催化氧化过程进行了研究。
In this paper, the catalytic supercritical water oxidation of phenolic wastewater from bisphenol Aplant was investigated.
本论文研究的复合封装材料以双酚A型环氧树脂EP828/E51作为基体,以氧化铝作为填充材料,有望替代纯环氧固化物作为脉冲压电电源用新型封装材料。
The encapsulate composite for pulsed piezoelectric power supplier was investigated in this paper, in which a bisphenol A liquid epoxy EP828/E51 was resin matrix and aluminum oxide was filler.
这种接触器采用银氧化镉材料,双断接点,有利于保证较长的电气寿命、较高的抗焊接性能和杰出的断开容量。
The contactors feature silver cadmium oxide, double break contacts to assure a long electrical life, high weld resistance and excellent interrupting capacity.
采用气氧作氧化剂、气氢作燃料,对具有高度补偿特性的塞式喷管和双钟型喷管进行了点火热试。
By employing the gaseous oxygen as oxidizer and gaseous hydrogen as fuel, hot-firing tests were performed for aerospike nozzle and dual-bell nozzle test engines with altitude compensating features.
通过双极性膜电渗析技术,把一乙醇胺脱氢氧化生产氨基乙酸过程中产生的氨基乙酸钠盐转化为氨基乙酸和氢氧化钠。
Bipolar membrane electrodialysis (BME) is used to convert sodium amino acetate to amino acetic acid and sodium hydroxide in the dehydrogenation oxidation of ethanolamine to produce amino acetic acid.
方法:血浆标本与血红蛋白溶液混合后,其中的一氧化碳与血红蛋白结合,再用双波长分光光度法进行测定。
Methods:Mixing up plasma specimens and hemoglobin solution, the carbon monoxide in plasma is trapped with hemoglobin and then be estimated by a two-wavelength spectrophotometry.
采用氢醌双丙酸酯为原料,在甲醇-水溶液中,碱性条件下,加入适量抗氧化剂,经部分醇解脱酰化反应合成氢醌单丙酸酯。
Hydroquinone monopropionate was synthesized by partially alcoholysized and deacylated of hydroquinone bipropionate in methanol-water solution and alkaline condition with appropriate antioxidant.
其他成分:明胶(胶囊),双磷酸钙,微晶纤维素,胶体二氧化矽和硬脂酸镁。
Other Ingredients: gelatin (capsule), dibasic calcium phosphate, microcrystalline cellulose, colloidal silicon dioxide, and magnesium stearate.
目的:建立一种血浆一氧化碳测定的改良双波长分光光度法。
Objective: to develop an improved two-wavelength spectrophotometry for the measurement of plasma carbon monoxide.
研究了由双(对-羧苯基)苯基氧化膦改性的PET共聚物的阻燃性质。
PET copolymer modified by a flame retardant bis 4 carboxyphenyl phenyl phosphine oxide was prepared in this work.
目的:观察溴隐停、二甲双胍、罗格列酮分别对多囊卵巢综合征(PCOS)大鼠胰岛素抵抗、血脂和氧化应激作用。
Objective: To investigate the effects of bromocriptine and rosiglitazone and metformin on insulin resistance metabolism of lipids and oxidative stress in rats with polycystic ovary syndrome (PCOS).
利用层状双氢氧化物(LDH)合成原理,提出了即时合成ldh处理染料废水的方法,并对其可行性进行了实验研究。
The layer double hydroxide (LDH) synthesis principle was applied to develop the method of treating dyeing wastewater by synthesizing LDH in situ, and the feasibility of the method was experimented.
将辣根过氧化物酶注入单侧肌肉内,在三叉神经运动核尾侧的腹内侧部引起了双侧的标记细胞。
Unilateral injection of horseradish peroxidase into the muscle resulted in bilateral labelling of cell in the ventromedial region of the caudal trigeminal nucleus.
用双波长、差示、一阶导数分光光度法,建立了一种测定外源物体外代谢时一氧化碳(CO)生成量的新方法。
A double wavelength-differential-first order derivative spectrophotometric assay was established to determine carbon monoxide (CO) generation during in vitro metabolism of xenobiotics.
方法加入抗氧化剂枸橼酸钠及先进的生产工艺技术,采用双铝包装。
Methods Sodium citrate was added to prevent the oxidation of drug, the advanced production technology was used (wrapped drug in double aluminum packaging).
根据特种氢氧化铝的特点,介绍了双轴桨式干燥机的使用情况,为进一步完善其工艺和设计提供了依据。
Based on the special aluminium hydrate characteristics, the application of biaxial paddle dryers was presented, and some bases were provided for improving their technology and design.
阐述双断口磁场断路器配高能氧化锌非线性电阻灭磁系统的工作原理、成功灭磁所必须具备的条件;
This article describes the working principle of the dual-pole field breaker with high energy nonlinear ZnO resistor and the essential conditions for successful deexcitation.
本课题对双分级再还原低氧化氮技术进行了试验、数值模拟及反应机理简化的研究。
The study of double staged and deoxidized technology by means of experimental, numerical simulation and reaction mechanism methods has been performed in this paper.
探索了杂多酸和杂多酸的四丁基铵盐对氧化羰化双酚A直接合成聚碳酸酯的促进作用。
The selected heteropolyacids and their tetrabutylammonium salts were explored as a promoter in the oxidative carbonylation of bisphenol A.
在双极膜电渗析中,乳酸钠转化为乳酸,并得到纯度比较高的氢氧化钠。
In the bipolar membrane electrodialysis (BMED) operation, sodium lactate was converted into lactic acid and sodium hydroxide of high purity was obtained.
双碘滴定法是通过定高温超导氧化物中铜的平均价态,计算出氧化物中氧含量的一种方法。
The average valence of copper in high temperature superconductor was determined by double iodometric titration, then oxygen content also can be calculated.
双环醇是抗肝炎新药,具有抗氧化和抗炎的特性。
Bicyclol is a novel synthetic anti-hepatitis drug with antioxidative and anti-inflammatory property.
基于非色散红外(NDIR)光谱分析原理,设计了一种非调制双波长二氧化碳传感器。
A non-dispersive infrared (NDIR) spectrum analysis was used to design a carbon dioxide sensor which is non-modulating and double-wavelength.
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