查询词典 method of synthesis

A detailed analysis of Sehulz—Flory distribution has been given and a calculation method for growth rate and termination rate of Chain in Fischer Tropsch synthesis is presented here, Calculation method was based on experiment data and the development doesn't need to be confined by postulating mechanism.

经过对Fischer—Tropsch合成产品分布和schulz—Flory方程的研究与分析，提出了对决定F—T合成产品分布的重要参数——链生长几率、链生长速率及链终止速率的直接计算方法。

Besides, after indicating the existing problem pertaining to current environmental impact pricing process, a methodology for resolving these problem is proposed proceeding from the"meta-synthesis"methodology of PEIA Further, by improving social selection theory and multiple criterion decision-making method and combining Arrow's axioms, a decision-making method dealing with intergeneration fair in PEIA towards sustainable development is put forward.

此外，通过改进社会选择理论和多标准决策方法，并结合爱罗原则(Arrow's axioms)体系，提出了一种处理政策EIA中代际公平问题的决策方法。

Electrolytic synthesis of calcium iodate was studied,and this method could avoid the disadvantage of chemical method.

采用电化学氧化法制备碘酸钙可以克服化学氧化法存在的问题。

A 2-D coded GA is proposed to design the matching network composed of lumped components. The topology and component parameters of the matching network are optimized simultaneously. The network optimized by employing the 2-D coded GA shows better frequency response compared with the network synthesis method and the real frequency method. The thesis also employs the GAs to microwave measurement.

为了解决宽带匹配网络的设计问题，提出了一种二维结构的编码方案，采用这种形式的编码同时对网络结构和元件参数进行优化，成功地设计出性能优良的匹配网络，通过与综合法、实频法的设计结果相比较，表明遗传算法设计出的匹配网络性能更优，特别是在寻找新的网络拓扑结构方面，遗传算法具有更大的优势。

Considering the randomness of the structural physical parameters and utilizing the random variable's functional moment method and the algebra synthesis method, the mean value and the variance of the mean square value of the structural displacement response under stationary random excitation are computed firstly from the expressions of structural stationary response in frequency domain. And then the expressions of the mean value and the variance of stochastic rigid frames dynamic reliability are educed from the Poisson formula of calculating dynamic reliability.

考虑结构的物理参数具有随机性，从结构随机响应的频域表达式出发，利用求解随机变量数字特征的代数综合法和矩法，导出随机参数刚架结构在平稳随机激励下的位移及速度响应均方值的数字特征，再由动力可靠性的Poisson公式导出结构动力可靠度的计算公式。

A new method that transforms bitlevel waveform polynomial to word-level polynomial model is given, allowing for simple composition This method offers an efficient way to determine whether two descriptions from different design levels are equivalent, so component reuse, synthesis and verification across design levels can be realized. In addition, an experimental system using C language is established, including modules such as representation of waveform polynomial, decision of path senstization, delay computing, clocking based on single-period sensitization, clocking based on multi-period sensitization, test generation considering noise and transformation from bit-level waveform polynomial to word-level polynomial model. They respectively used to test models and techniques proposed in this paper.

另外，基于C语言本人设计开发了一个实验软件系统，该系统包括波形多项式表示模块、敏化通路判定模块、延时计算模块、单周期敏化的最小时钟周期精确确定模块、多周期敏化的最小时钟周期确定方法模块、考虑噪声的测试生成模块和位级波形多项式描述转化成字级多项式描述模块，分别用于对本文各章中提出的自动化设计的模型和方法进行实验验证。

To counter the problems present in the CO 2 removal with PC method in the little scale ammonia synthesis plant at present, the effect of CO 2 removal plant with carbonic propenyl ester method on the different factors of normal production has been analysed in detail.

针对目前小合成氨厂碳丙脱碳存在的问题，详细分析了影响碳丙脱碳装置正常生产的因素，总结了 90年代以来人们在解决生产实践中诸多问题的经验和方法，对碳丙脱碳工艺作了总结与评述。

Nowadays, the making of urban policy and plan emphasize more on synthesis, dynamicality, spatiality and operationality of research method for Urban System, but the traditional method can not meet this kind need.

它不同于以前的城市动力学研究，它更加注重城市问题的空间性，城市政策及城市规划的空间效应是其主要的应用目标。

Then the problem is reduced to less degrees of freedom to solve nonlinear equations by the modal synthesis method.To verify the successfulness of this method,an example is given.

利用非线性振动理论的平均方法，求得经模态综合法降维后系统方程的近似解析解。

Separation of them and synthesis, biological activities of their derivatives are of great signfication in development of advanced-processed products of resin.In this paper, Abietic acid with 90.9% and 97.5% purity were obtained using A amine salt method and B amine salt method for the first time.

本文提出两种提纯高纯度枞酸的新方法，即A胺盐法和B胺盐法，A胺和B胺均为自制品，通过A胺盐法和B胺盐法可分别得到纯度为90.9%和97.5%的高纯度枞酸，成本仅为文献报道常用的二戊胺盐法成本的1/5和1/3。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！