应用软件

The main contents are as follows: Creating finite element model of cradle carriage, top carriage and trail of the howitzer. The structural static stress analysis of are dealt with finite element program system I-DEAS. For accuracy and computation cost, the nonlinear finite element structural dynamics model of the howitzer is created with different elements such as solid elements, shell elements and beam elements.

主要包括以下几个方面工作：建立了该炮摇架、上架和下架的三维有限元静力学模型，并应用I－DEAS有限元软件进行了强度分析；顾及计算准确性和计算成本，应用实体单元、壳单元和梁单元相结合的方法建立了该炮的非线性有限元结构动力学模型。

The total RNA of viruses isolated was extracted from the Hantavirus-infected Vero-E6 cells and the S-segment cDNA of Hantavirus was obtained by RT-PCR. This gene fragment was then cloned into plasmid vector pUCm-T and sequenced afterwards by using the DNA STAR software for comparison.

提取病毒总RNA，应用逆转录聚合酶链反应扩增病毒S基因全片段，克隆入质粒载体，进行核苷酸序列测定及分析，应用DNA STAR软件分析比较，确定病毒型别。

So the model is improved after the optimization which is based on the optimization and design module of ADAMS, and then the the rising-up simulate curve of the dry dock gate is close in upon rising-up experimental curve .

应用ADAMS软件建立了干船坞坞门的参数化仿真模型，并利用该模型对坞门的运动学和动力学进行了仿真，在此基础上应用ADAMS优化分析模块优化了固定浮舱容积和操作浮舱容积等参数，改进了原有模型，使其仿真曲线更接近实验曲线。

According to the calibration information, Research and development status of automotive bus network and automotive calibration system is studied and the research significance is generalized. First of all, the collectivity precept for calibration system is designed, the calibration platform is set up based on the XCP Protocol and the calibration object is CAN bus network simulation ECUs. Then how to create the calibration system based on Ethernet and Series communication is expatiated, the communication way from computer to ECUs is introduced and the calibration system is tested. Then how to create the calibration system based on CAN bus communication is expatiated, the design and the interface programme are introduced and the calibration system is tested. At last the platform is used to calibrate the CAN bus network simulation system to regulate the simulation system's topology and communication speed to test the communication protocol's feasibility.

论文首先设计了标定系统的总体方案，以CAN总线实时仿真系统中的节点标定为研究对象，采用XCP协议建立具有串口、以太网和CAN总线三种通讯接口的标定平台；然后，具体开发了基于以太网通讯和基于串口通讯的标定系统，完成了上、下位机部分的软件设计，确定了标定系统在两种通讯方式下的数据处理方法，并分别应用两种标定方式标定下位机仿真系统的参数，让下位机仿真系统在规定的通讯协议和拓扑结构下进行仿真，对所设计的标定系统进行了调试；接着，设计了基于CAN总线通讯的标定系统，完成了CCP协议（&XCP on CAN&）的接口程序设计，并通过混合动力汽车一种拓扑结构的通讯仿真对所设计的系统进行了调试；最后，应用开发的标定系统，对混合动力电动汽车网络通讯协议进行了仿真研究，并根据实验结果进行了分析。

The concept, character and system structure of the mobile GIS is discussed in detail on the basis of presentation of the GIS development process and the products in the home and foreign markets and their function, property and application field. The application frame is also designed.

首先，阐述移动GIS的具体发展阶段，目前国内外所开发出的系统软件产品以及这些现有产品的功能、特性、应用领域；然后对移动GIS的主要概念、特性、系统构成等作了概括性地介绍；并设计了应用框架。

The hardware and software design of GPRS communication technology applied to flowmeters data acquisition is introduced in this paper.

介绍了GPRS通信技术在流量计数据采集系统应用中的硬件和软件实现，讨论了系统的结构组成及动态域名和端口映射等技术的应用。

Solidification simulation was used for gatings of three different structures with the help of Magma soft Based on the simulation results of appearance defects and inner shrinkage porosity of the castings, the different technology improvements were brought forward.

应用Magma软件对三种不同结构转向摇臂的不同工艺方案进行凝固模拟，根据凝固模拟结果显示的缺陷及内部缩松情况，提出改进工艺方案并对其进行凝固模拟，选择最佳方案应用于生产。

Elaborated design work flow, realized hardware interface circuit to reach be based on sheet piece the communication software of machine ATmega128 and blue tooth module, in applying in portable heart report to guard appearance, achieved favorable applied result.

阐述了设计工作流程，实现了硬件接口电路及基于单片机ATmega128和蓝牙模块的通讯软件，应用在便携式心电监护仪中，达到了良好的应用效果。

This dissertation provides a rigorous definition of Internet GIS based on analyzing lots of the latest theories and applications and thoroughly researching in the properties and problems of Internet GIS. The conception of Internet GIS including literal and mathematical description defines its computing model, application model and the relationship among software inscapes which are operation, data and flow, and so lays a solid foundation for theory research.

本文在分析了大量应用的基础上，综合当前计算机发展的最新动态，对于Internet GIS的特点和需要解决的问题作了深入和详细的研究，建立了Internet GIS的严格的定义，包括文字和数学描述，确定了其计算模型和应用模型以及软件构成三元组，即空间操作、空间数据、流动关系，以及它们之间的数学关系，为Internet GIS的理论研究奠定了基础。

And the software industry has been keeping in lock step with these hardware developments by making each new version of the common applications that people depend upon more and more complex and bulky, requiring the full capacity of the latest and greatest hardware.

软件工业通过造出最新版本的应用程序紧跟硬件发展的步伐，这些应用程序越来越依靠最新最大的硬件的容量。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。