查询词典 synthesis

The method of catalytic synthesis of benzyl cinnamate with hexadecyl trimethyl ammonium chloride as phase transfer catalyst is studied.

以十六烷基三甲基氯化铵为相转移催化剂催化合成肉桂酸苄酯，考察了催化剂、温度、时间和物料配比等因素对反应的影响。

In the present dissertation, LPP alignment properties and mechanism are investigated and discussed in detail based on the synthesis of novel cinnamate grafted polysiloxanes.

论文系统地研究了肉桂酸酯接枝聚硅氧烷类取向剂的合成和性质，并就LPP取向机理进行了深入的探讨。

Objective The microwave assisted synthesis was integrated with macroporous resin catalysis to prepare isobutyl cinnamate from cinnamic acid.

目的研究微波大孔树脂协同催化合成桂酸的新工艺。

Study on catalytic synthesis of n-butyl cinnamate with lanthanum methanesulfonate

以正辛醛和乙二醇为原料，甲基磺酸镧为催化剂，合成了正辛醛缩乙二醇。

Benzyl cinnamate ; phase transfer catalyst ; synthesis

肉桂酸苄酯；相转移催化剂；合成

Through tow coherent synthesis of units, circuital and special types, high-power and high-repetitive pulse sources are designed, which is necessary for the middle- and far-range detection of UWB impulse radar.

然后对超宽带冲激雷达动目标检测方法进行了研究，目标回波识别检测是超宽带冲激雷达动目标检测的合适方法。

Chapter 3 investigates some synthesis problems for symmetric circulant composite systems.

第三章研究对称循环组合系统的某些综合问题。

This paper uses orthogonal experiment to research on the synthesis technique of pseudo-ally lionone from citral and allylacetone. The product structure had analysed by IR.

利用正交试验法对柠檬醛和烯丙基丙酮合成假性烯丙基紫罗兰酮的工艺进行了研究，并用红外光谱对产品进行了结构分析和鉴定。

Recent researches on synthesis and application of citric acid esters were introduced.

介绍了近年来柠檬酸酯类化合物的合成方法及主要用途。

The synthesis of clathrate compound in a near non-aqueous system comprising pyrrolidine and mepiquat chloride was investigated.

研究了吡咯烷与甲哌嗡复合有机近非水体系中笼形类沸石材料的合成规律。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失