查询词典 catalytic

The above analysis methods are easily to operate and apply. They provide a great deal of data for chemical process controlling and optimizing, and are successfully applied with catalytic oxidation of mesitylene by air in the gas-liquid phase to synthesize trimesic acid and the correlative chemical process.

上述分析方法，操作简便，应用便捷，为工艺过程控制和优化提供了大量数据，成功应用于均三甲苯气液相催化空气氧化合成均苯三甲酸的反应及相关的工艺过程中。

Synthesis of mesitylene by catalytic alkylation of mixed C9 arenes and isobutene

可由三甲基氯硅烷与无水烯丙醇反应来制取。

In the gas-liquid phase reaction of catalytic oxidation of mesitylene by air to synthesize trimesic acid and the related process,an analysis method of reaction components was proposed,which includes chromatographic analysis,mass spectral analysis,IR spectrum,atomic absorption spectrophotometer and chemical titration for the purpose of analyzing reaction groups.

针对均三甲苯气液相催化空气氧化合成均苯三甲酸的反应及相关的工艺过程中，反应产物均苯三甲酸的分析问题，提出以色谱分析、质谱分析、红外光谱分析、原子吸收光谱分析及化学滴定为主要分析手段对反应组分进行分析，重点研究并建立了相关的分析方法。

Synthesis of mesitylene by catalytic alkylation of mixed C9 arenes and isobutene;2. Synthesis of trimesic from liquid phase oxidation of mesitylene by air

能使感光材料增加感光性的一类染料。1873年发现在溴化银乳剂中加入菁染料后，可使乳剂在染料所吸收的光谱区域中产生新的感光性，从此菁染料在黑白胶卷、彩色胶卷及红外胶卷等感光材料工业先后获得广泛应用。

So the catalytic activity of various amorphous alloys not only depended on the loading quantity but also depended on the metalloid state surrounding metal atom.

不同种类的非晶态合金的催化性能不能单以负载量衡量，要以金属原子周围的类金属环境来确定。

Propylene production methods including olefin metathesis and catalytic cracking were introduced.

介绍了烯烃经歧化反应和催化裂解生产丙烯的方法，列举了国内外各大化工企业在该领域的研究及应用状况。

The catalytic performance of complex 41 has been investigated.Complex 41 proves to be an excellent catalyst for cross metathesis reaction of 1-butenewith isomerized octadecene.

研究了配合物41催化的1-丁烯与异构化后十八烯的交叉交互置换反应，证明配合物41是性能优良的催化剂。

Polymer A is a acrylic copolymer containing 70% by weight of methacrylic acid and 30% by weight of methyl methacrylate prepared by a catalytic chain transfer method to give a polymer having a number averaged molecular weight of approximately 600 as measured by GPC.

聚合物A是丙烯酸共聚物其含有甲基丙烯酸重量70％，按重量的30％甲基丙烯酸甲酯的催化链转移的方法准备给予聚合物具有的平均人数约600分子量为由GPC测定。

The purpose of this thesis is to apply the catalytic distillation technique to the hydrolysis of methyl acetate b...

本论文的目的是将催化精馏技术应用于醋酸甲酯水解反应过程，以期突破化学平衡的限制而获得较高的水解转化率。

It is used in the calculation of the catalytic distillation process of methyl acetate hydrolysis with satisfactory results.

对于催化精馏过程，由于反应的存在，模型方程的非线性程度更高，用三对角矩阵法更不易收敛。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。