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The results show: Firstly, at degree 120, cumulative geoid height error is at the level of 17.616 cm with the adjusted accuracy of center of mass designed as 0 m, and errors come to 18.106 cm, 19.033 cm and 27.329 cm with the adjusted accuracy designed as 5×10-5 m, 1×10-4 m and 5×10-4 m, respectively.
结果表明:第一,在120阶处,当质心调整精度设计为0 m,恢复累计大地水准面精度为17.616 cm;当质心调整精度分别设计为5×10-5 m、1×10-4 m和5×10-4 m时,恢复精度各自降低至18.106 cm、19.033 cm和27.329 cm。
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The design method of fractional Controller for angle stability loop and mass center control loop of GREP was studied.The fractional PI~λD~μController and integral PID Controller were designed respectively for some type GREP.The simulation results show that the fractional PI~λD~μController designed by this method has its own features compared with PID Controller.
研究了滑翔增程炮弹角稳定回路和高度控制回路的分数阶控制器设计方法,并对某滑翔增程炮弹算例分别进行了分数阶控制器和整数阶PID控制器设计,仿真结果表明该设计方法设计的分数阶控制器较PID控制器有其自身的特点。
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The hating-water treatment of expanded perlite and the waterproof measure of products surfaces are designed according to the ply resonance sound absorbing principle. The technical process of the material preparation include mixture, watering and fiber disperse. Through this research, the practical producing parameters are selected, and long dado product line is designed for mass production.
按照薄膜共振吸声原理设计了膨胀珍珠岩的憎水化处理和对制品表面的防水处理措施;通过对搅拌、加水、纤维分散等材料制备工艺过程的研究,确定实际生产技术参数,并为大规模生产设计了长线台座生产线。
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In order to meet people in the society's demands, we have designed the small-scale lifting machine, among them, the worm decelerator is a focal point designed the ring.
小型提升机是为了满足社会中人们的需求而设计的,其中,环面蜗杆减速器是设计的重点。它采用了准平行啮合线二次包络环面蜗杆技术。
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In this ***, the prototype of Organization Manager, Right Manager andAccess Control Definer is designed and implemented in client, and theResource Services, User Services and Authorization Services is designed andimplemented in server. This *** also provides the main function, designmodule, detailed algorithms and data structure.
论文中实现了组织管理器、体系权限管理器、以及入程定义工具中的拜访权限和业务约束设置组件,实现了工作流执行服务中的资源服务、用户服务、授权服务组件,并详细描述了上述组件的主要功能和相互调用关系,给出了详细的实现计划、主要算法和相关数据构造。
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According to the users' requirement and visualization target of ocean information extraction, a visualization modeling system for ocean remote sensing information extraction is designed which includes its software structure, users' requirement use-case structure, class structure and flow-chart representation using the unified modeling language and object-oriented analysis method. The related flow definer and flow attemperment are designed and implemented.
根据海洋遥感信息提取可视化建模应用需求,以用户可视化模型建立及流程设计实现为目标,采用统一建模语言UML面向对象分析方法,设计海洋遥感信息提取可视化建模系统软件结构、用户需求用例结构、类结构及流程图表示法,同时完成流程定义器、流程调度的设计和实现。
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Further, we designed a tunable 1.3/1.55μm dichroic beam splitter by the heterostructure and designed an angular tuning optical switch.
我们更进一步的以异质结构设计一个可调式的1.3/1.55μm双色分光镜和设计角度控制的光开关。
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According to the demand of high magnetic field power supply, reference is increased with a set ramp rate and stops at a set stable value, so reference system is composed of digital setting and digit to analog converting circuit. But the stability of reference is mostly guaranteed by the performance of D/A circuit, so D/A circuit is particularly studied in reference system. The scheme of D/A circuit, the selection of DAC and its voltage reference, hardware anti-jamming design and PCB design are discussed in detail, and software of remote control and PLC are discussed in brief. Zero-flux DC current transformer well satisfies the demands of the high stability of Load current detection unit, so the principle of zero-flux DC current transformer is analyzed; in the mean time a project which detects the long term stability is designed. During 8 hours, analog signal which is detected with high precision digit multimeter is recorded in computer at 1HZ frequency by GPIB communication. The drift error source and related parameters are explained in the compare-amplify part. Detailed subtraction circuit is designed; also amplifier chip and periphery components are selected and verified according to the theory of error analysis.
根据强磁场电源的需求,参考源应按照软件设定的斜率逐渐上升到设定稳态值,则参考源系统应由数字给定和数模转换电路两大部分组成,而参考源的稳定度主要依靠完成数模转换功能的模拟电路的性能来保证,因此本文对参考源系统的研究以数模转换电路为重点,分别从电路方案的确定、数模转换芯片及其基准电压源的选取和验证、电路板硬件抗干扰和PCB设计几方面进行了论述,然后对数字给定部分的远控组态和PLC程序设计作了简要介绍;采用零磁通原理的直流电流转换器很好地满足了对负载电流检测单元高稳定度的需求,本文详细分析了零磁通检测的原理,并在选定此种类型电流转换器的基础上设计了一套检测长期稳定度的方案,8小时内以1秒为采样周期,通过计算机Labview程序和高精度数字电压表的GPIB通讯,将被高精度数字电压表数字化后的模拟信号采样值连续记录至计算机中;比较放大环节简要阐述了漂移产生的原因和相关参数指标,确定了具体的减法电路形式,并根据误差分析理论对运算放大器和外围元器件进行了选取和验证。
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Is designed for high-grade electrical and electronic communications, and other industry products designed electrolytic capacitor series.
是专为高档电子电器通讯等行业设计的精品系列电解电容。
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This paper introduces the development process of wastewater disposal,it's auto control system,the level of nowadays and several new techniques of China and foreign countries. The immanent structure,control rules,main features and design methods of auto control systems in wastewater disposal process are studied in this paper. Aiming at four typical parameters,such as temperature,dissolved oxygen,PH and the planes of water,the Distributed Control System is designed,composed by PC called epigyny computer and SCM 8098 called hypogyny computer,and some sensors,shift deliver utensils and related meet orifices of parameters gathering and figures communication. The idea and work processes of some program modules are also introduced here. The programs in epigyny computer include the program of mutual interface between operator and computer,figure disposal program and chart output program,which are exploited with Visual Basic 6.0. And the programs in hypogyny computer are composed by figure gathering program,the progr am of supervision and control of system,communication program and meet orifice program between assemble language and VB,which are designed with assemble language.
本文介绍了国内外污水处理及其自动控制系统的发展过程、当今水平和提高自动化程度的若干新技术;研究了污水处理自动控制系统的内在结构、控制规律、主要特点和设计方法;选取污水处理中的典型参数温度、溶解氧、PH值和液位等为控制对象,设计了以个人计算机为上位机、以8098单片机为下位机,并辅之以传感器、变送器及相关接口单元所构成的二级集散控制系统;介绍了几个主要程序模块的设计思路、工作过程,这些程序模块是:用高级语言Visual Basic6.0开发的上位机人机交互界面程序、数据处理和图表输出程序,用执行效率高的汇编语言开发的下位机数据采集与系统监控程序、上位机与下位机之间的数据通信程序,汇编语言与VB之间的转接程序,等等。
- 相关中文对照歌词
- Designed To Kill
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。