查询词典 synthesize

Transmission of stress wave through the mechanical impact system is studied with the aim to provide an approach to synthesize all parts with the same wave transmissivity as a given part.

研究了应力波在冲击机械系统中的传播规律，提出了给定部件等透射率的部件综合方法。

In the period of radish to grow leaf the fresh weight unit area was menstruate; and then in the period of radish to grow root the leaf heat injury index and death rate of plant in summer were menstruate, also the electric conductivity percentage or high temperature cause death time; Finally radish yield and effective root rate were menstruated in the harvests and accomplish to synthesize evaluation heat tolerance of radish.

由此形成在萝卜长叶期进行苗期单位面积叶鲜重测定；长根期测定叶片热害指数和越夏死株率，或进行电导百分率和高温致死时间测定；萝卜收获期测定有效根率，最后综合评价萝卜耐热性。

During the reaction of catalytic oxidation of mesitylene by air in the gas-liquid phase to synthesize trimesic acid as well as the correlative process, with the aim of controlling the product's quality and improving its reaction yield, it's necessary to bulid a set of reliable and integral analysis methods.

在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，为了更好的控制产品质量和提高反应收率，建立一套可靠完善的分析方法是很有必要的。

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。

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。

After sodium bisulfite reacted with methanal at 60-65℃ for 0.5h, aniline was dripped into the system to synthesize phenylaminomethyl-sodium sulfonate subsequently, the diazol solution of p-nitroaniline was dripped into phenylaminomethyl-sodium sulfonate synthesized to form 4'-nitro-4-aminoazobenzene. The compound was then added into diazol solution of p-chloroaniline to obtain the object product, which was identified by IR spectrum and element analysis.

在60~65℃温度下，亚硫酸氢钠与甲醛反应半小时之后滴入苯胺生成苯胺基甲基磺酸钠，另将硝基苯胺重氮化得到重氮盐溶液滴入苯胺基甲基磺酸钠中得到4'-硝基-4-氮基偶氮苯，然后将其滴入氯苯胺重氮化后的重氮盐溶液中，得经红外光谱检验和元素分析证实的目标产物。

Objective To synthesize polymethyl methacrylate by using methyl methacrylate as the starting material and K2S2O8 as an initiator.

目的 以甲基丙烯酸甲酯为原料，过硫酸钾为引发剂制备聚甲基丙烯酸甲酯。

The microstructure and composition of the coating were investigated by optical microscopy, X-ray, scanning electron microcopy. It is found that the Fe 3 Al inter-metallic compound coating can be synthesize in-situ during the coating and PTA cladding process.

通过金相显微镜、X-ray衍射、扫描电子显微镜等手段对原位合成的Fe_3Al金属间化合物涂层的组织结构和性能的研究后认为，利用上述方法能够原位合成制备Fe_3Al金属间化合物涂层。

Based on the analysis of its structural character, two routes were designed and systemically studied to synthesize the aglycone moiety.

在分析苷元结构特点的基础上，我们设计了合成苷元的两条路线并进行了系统地研究。

Therefore, this paper explores a new synthesis method, namely, the solid state combustion method, to synthesize the rare earth-doped molybdate successfully.

为此，本论文探索了新的合成方法，即固相燃烧法，成功制备了稀土钼酸盐系列发光材料并对发光性质进行了研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。