查询词典 synthesis method

The disadvantage of ammonia and carbon dioxide- cyanamide method is the operation condition of this technology has very high request. Our team compares urea-cyanamide method with ammonia and carbon dioxide- cyanamide method, and then we get the conclusion: urea-cyanamide method is better than ammonia and carbon dioxide- cyanamide method.

为了比较两种新工艺的优劣，本课题组将两种工艺所得的收率，对环境的影响，催化剂，工艺条件，原料成本进行了比较，得出尿素-氰胺法优于氨气、二氧化碳-氰胺法的结论。

In image processing, method as follows will be introduced in this paper: a method combining image threshold iterative segmentation with threshold interpolation, edge detection operator Sobel and LoG, edge linking method using delation operator based on mathematical morphology, using boundary tracking and projection method in edge distill process. Through this method, measurement of wheelset will be met precision demand.

本文阐明了图像的分通道自动采集过程，以及对采集到的原始图像进行预处理过程，达到图像去噪声的目标，本课题采用了阈值分割中迭代阈值和阈值插值相结合的方法，Sobel算子、LoG算子边缘检测算法，基于数学形态学的膨胀运算子进行边缘断点连接以及目标提取中的投影法和边缘跟踪方法，使得提取轮对图像边缘达到测量精度的要求。

In light of grading analysis test by densimeter method , this paper analyzes and compares the operative method and criterion of test in "The code of soil test" and "The criterion of soil test method" with improved testing operative method, and summarizes a more perfect, effective and accurate testing method, which to offer a reference for soil tester.

针对密度计法颗粒分析试验，对《规程》和《标准》中的试验操作方法和标准与改进的试验操作方法进行了对比分析，总结出一种更为完善、有效、准确的试验方法，供广大土工试验人员参考和采用。

The deoxygenation method which is often used in China at the present,both physical method(heating power deoxygenation ,analysis deoxygenation ,vacuum deoxygenation )and chemical deoxygenation (hurling Na-2SO-3 method directly,Fe filings method,hydrazine method) have a certain problem when is used in middle or small boiler supply water.

国内目前常用的锅炉除氧方法，无论是物理法(热力除氧、解析除氧、真空除氧)还是化学除氧(亚硫酸钠直接加入法、铁屑法、联氨法)，应用于中小型锅炉补给水的除氧都存在一定问题。

The theory and algorithm of 3D graph display and reconstruction is studied, including the synchronous contour matching algorithm, MC method, projection-based method, Delaunay triangulation, shortest diagonal method and maximum volume method. And the method of extraction of the color edge of 3D color data is proposed.

分别以同步轮廓线前进法、MC法、基于投影法、Delaunay三角法、最短对角线法、最大体积法研究三维图形显示、重建的理论和算法，提出三维彩色数据颜色边界提取方法。

In the dissertation, meshless element free Galerkin method which utilizes moving least square is used for solving heat transfer problems. Lagrange multiplier method is used to deal with the essential boundary condition. Some parameters in element free Galerkin method, which influence the precision, are also discussed in the numerical simulation. The adaptive method of meshless method is also stated.

本文采用了基于移动最小二乘近似的无网格伽辽金法计算了热传导问题，采用拉格朗日乘子处理本征边界条件；讨论了无网格伽辽金法各个计算参数在数值模拟中对计算精度的影响；并对无网格的自适应方法进行了研究。

On summarizing the common methods of reinforcement and reconstruction,bring forward a series new methods of reinforcement and reconstruction -from extrados reinforcing Two-way Curved Arch Bridge,including mostly reinforcing vault and skewback critical sections,at the same time optimizing deck structure reinforcement method;only reinforcing skewbackreinforcement method;altering arched arch construction for beam-arched arch reinforcement method.and combining condition of health rating with reinforcement method,as for different quality grade to select different reinforcement method.

在总结常用加固改造方法的基础上，提出了系列新的加固改造方法—从拱背加固双曲拱桥，包括主要加强拱顶和拱脚两控制截面，同时优化桥面结构的加固方法；仅加强拱脚截面的加固方法；改拱式拱上建筑为梁拱式拱上建筑的加固方法。并把技术状况评定等级与加固方法结合起来，根据不同的质量等级选择不同的加固方法。

This paper describes the least one-power method of estimating the parameters in linear regression model of two variables,which is used in the solving method by fixed point, general solving method,two points method and simplex method.

论述了用最小一乘法估计两变数线性回归模型中的参数。计算方法为：通过定点的解法，一般解法，两点法和单纯形法。

By reviewing of the existing algorithms in CGE model, such as Scarf fixed point method, Newton-Raphson method, Tatonnement method, Johanson-Euler method, projected Lagrange method, genetic algorithm and simulated annealing algorithm, this paper expound each algorithm's principle and main problems, pointed out their respective strengths and weaknesses, and finally made a detailed comparative analysis.

本文通过对现有的求解算法进行综述，包括传统的Scarf不动点算法、牛顿迭代法、Tatonnement算法、Johanson-Euler法、投影拉格朗日算法，以及近期兴起的遗传算法和模拟退火算法，扼要说明它们的求解原理及存在的问题，指出各自的优缺点并作了详尽的比较分析与探讨，对于致力于推进CGE建模与仿真求解技术瓶颈突破的研究者们具体重要的参考意义。

Research method: animal experiment method, dyeing HE method, histochemistry immunity method and statistics method .

研究方法：动物实验法，HE染色法，免疫组化法，统计学方法等。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。