计算程序

From this the program named as AFDC/LACS has been compiled with language FORTRAN77 and the calculation on the airflow and distribution of the place mentioned above has been done with several design conditions.

在此基础上，笔者使用FORTRAN77语言编制了名为AFDC/LACS的计算机应用程序，以标准机组段下游侧空调系统为代表，就不同空调设计工况条件进行其分层空调气流组织计算。

The paper studies the rational back aggraclation width of yellow river dike with reliable theory,researches and formulates the finite element reliability program of Monte-carlo filtration for calculate the failure probability of filtration stability for soil body of different distance from slope base of yellow river dike under design flood level,thus determines the rational back aggradation width.

利用可靠性理论对黄河堤防淤背设计的合理宽度问题进行了系统的分析研究，充分考虑了黄河堤防土体参数的随机变异性，研制了蒙特卡洛渗流有限元可靠度程序，用来计算在设计洪水位下距黄河堤防背河坡脚不同距离的地层土体渗流稳定破坏概率，从而确定合理的淤背宽度。

The wearing capacity is calculated by simulation technique and a dynamic simulation model of the radial airproof patch wear is established.

利用仿真技术对磨损量进行模拟计算，建立了径向密封片磨损的动态仿真模型，并用UG Grip编写了仿真程序。

It can be used to simulate the transportation of alpha particle in media, to compute the neutron yield in media contains oxygen and to track the history of the secondary neutrons.

开发了低能α粒子与中子耦合输运程序，可以计算低能α粒子在各种介质中的输运、含氧介质中的中子产额，跟踪次级中子。

In this paper, the connection method of PLC analogue expansio n I/O unit is presented, and the collection, computing, processing, control of a nalogue data and relevant programs in the system are also presented.

提供了PLC模拟扩展单元的连接方法，并且介绍了该系统中模拟量的采集、计算、处理、控制及其有关程序。

In the CAD system for progressive dies, the method is introduced to automatically generate geometric models of stampings through inputting the product drawings by AutoCAD and picking-up the entity information from DXF files and programming with ObjectARX and C＋＋ language, at the same time, generating algorithm of close contour lines and unidirectional chain-table structure are used to express the models of stampings, the class and direct judgment of contour lines are realized and the entity existing side is judged by analytical geometry, which efficiently solves the problem of automatic input of drawings of stamping and providing information of process planning and mold design.

在级进模CAD系统中，将产品的图形信息以AutoCAD直接绘图形式输入到计算机中，从AutoCAD的图形交换文件中提取信息，采用面向对象的二次开发工具ObjectARX和C＋＋语言编写接口程序，并通过封闭轮廓的生成算法自动生成冲裁零件的几何模型，且用单向链表的形式加以表达，同时对冲裁零件图形的轮廓进行分类与走向判定，采用简单的解析几何方法对实体存在侧进行判定，有效地实现了零件图形的自动输入，为级进模CAD系统的工艺计算和模具工作部分的设计等提供了必要的信息。

In this paper, calculation method of finite element in DYNA2D and reaction flow is presented.

本文介绍了DYNA2D程序的有限元算法和反应流动的计算方法。

First, a program which can be used to obtain the encoder values of each joint D. C. servomotor and then change them into angular position is developed. By means of cubic spline, the angular velocity and angular acceleration are calculated.

本文开发了实时采集和转换机器人各关节的码盘值为角位移的程序，并提出了以三次样条函数求各关节角速度和角加速度的方法，提高了计算精度。

The theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated.

利用该程序计算了某矢量喷管在不同的压比、面积比和几何偏转角下的200多种三维有粘流场，获得了矢量喷管的性能数据。

It is impossible to write a program without knowing algorithm. For example, to calculate the circumference and area of a circle, you should know the formulas "circumference＝2лr' and "area = 7лr2'.

不懂算法就不可能编写程序，例如，要计算圆的周长和面积，你要知道"圆周长＝27rr"和"圆面积＝，rr2"的公式。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐