查询词典 iterative computation

A simple radiation model was used to calculate daily changes of the aerosol radiative heating rates and cooling rates in different months. Two-stream approximation, hemispheric constant method, adding method and doubling method were applied in the computation.

摘 要：采用两流近似辐射模式，应用半球常数法近似，采用累加法和倍加法，计算了不同月份大气气溶胶的辐射加热率和减温率的日变化。

The optimized layout of two-dimensioned parts is broadly used in the fields of manufacturing、 costume、 leather and architecture,at the same time it is also a question with the most complicated computation.

二维零件的优化排样技术广泛的应用于制造工业、服装、皮革以及建筑行业中，同时也是一个具有最高计算复杂度的NP完全问题。

It is the core of the process in the modern engineering design. By adopting the finite element theory in numerical value computation and utilizing the function of ANSYS software, this article analyzed the main structure of 4000 KN twin cone rolls axial mill. It can provide reliable data for design and manufacturing.

本文根据数值计算中的有限元理论，运用ANSYS软件功能，对4000 KN双锥辊辗压机的主要部件进行了结构有限元分析和优化设计，可为设计和制造提供可靠的数据，具有很大的经济意义和实用价值。

And a new mechanism is provided to store the data of OWL in relational database, the hierarchy structures of classes and properties defined in the OWL are also kept through views of the database system. 2、 Proposed a new method of using Finite State Machine and execution tag tree to describe the excution logic of existing grid service and the goal service specified by users, using Deterministic Propositional Dynamic Logic and FSM to determine the composable of goal service and make the composition plan. The computation complex is also discussed 3、 Designed some algorithms to compose existing grid services according to user requirement.

同时提出了一种新的机制，使用关系型数据库来存储OWL定义的实体，使用视图表示OWL中定义的类之间和属性之间的层次关系； 2、提出了使用有限状态自动机和执行标记树，表示网格系统中存在的网格服务和代表用户需求的目标服务的执行概要和逻辑，结合确定性动态命题逻辑，研究了目标服务的可组合性和自动组合模型，并讨论了组合模型的计算复杂度； 3、设计了一种根据用户需求来组合已存在的网格服务的算法。

This thesis brings some new proposals for the computation of temperature rise in nature oil transformer.

本文对于自然油循环变压器线饼温升的计算方法提出了新的意见。

The standard Kernel Fisher Discriminant Analysis may suffer from the large computation complexity and the slow speed of feature extraction for the case of large number of training samples. To tackle these problems, a fast algorithm of KFDA is presented.

摘要针对训练样本多时核Fisher判别分析的计算代价大，特征提取速度慢问题，本文提出一种KFDA的快速算法。

The support distance for spindle unit of CNC machine tool greatly affects the spindle performance,and the computation of optimal support distance for spindle unit is a very important work in the design of machine tools.

在数控机床中，主轴部件最佳支承距对主轴部件的性能影响很大，因此对主轴部件最佳支承距的计算是主轴部件设计中相当重要的工作。

The two-dimensional FLAC code of Version 3.3 is the main analysis tool used herein. The plane strain mode, Mohr-Coulomb material law, no water condition, large deformation mode, and gravity force field were assigned for all computation cases.

论文中以二维FLAC 3.3版程式作为分析工具，分析所采用之模式包含平面应变、Mohr-Coulomb组合律、不考虑水、大变型模式及在重力作用下模式等。

The products of JEELON company are widly used in automatic fields,such as vigation, navigation, railroad, post,telecom,lift,weave,chemical industry, mine,metallurgy, machine tool,tobacco, package , printing, food,computation,office business,domstic machines, chinaware,electricity and so on.

巨龙全体职员深信，客户的满意是我们的成功，电子事业的成功来自客户对我们的信心、理解和支持；我们的宗旨是：以诚信为基本原则，运用专业化的生产方式，创造一流的产品成果，为客户提供及时高效的服务。

This paper reconstructs the phase space for the rating time series by using the advantages of high reliability and fast computation of the improved C-C algorithm, and proves that the short-term transmission line rating has the chaotic characteristics and thus can be predicted with the chaos theory.

利用改进的C-C算法可靠性高、计算速度快的特点对容量时间序列进行相空间重构，并证实了线路允许输送容量具有混沌特性，可运用混沌理论预测线路输送的容量。

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。