The author introduces software and hardware composition of an ultrasonic ranging system based on single-chip control as well as its working principle and error analysis. 针对移动机器人超声定位中超声收发传感器角度偏向造成的测距精度下降,本文提出了一种基于归一化波形参数特征修正的超声测距系统。
In this paper, a new method of using computer technique on data acquisition and processing of gear ′ s composition error is put forward. 将电能量装置的综合误差按组成分类讨论,对各部分误差产生的原因、大小进行了计算分析,并提出了相应的改进方法。
It is pointed out that to design the ESP with a migration velocity, it is not enough to consider only the dust resistivity and the chemical composition, which would involve a large error. 指出电除尘器按传统凭飞灰比电阻和化学成分确定驱进速度并进行电除尘器选型设计,其偏差颇大;
Service composition is highly complex and often includes transactions, unit-of-work boundaries, error handling, security and propagation of credentials, and aggregation of business logic. 服务合成(servicecomposition)是相当复杂的,而且常常涉及到事务、工作单元边界、错误处理、安全性与证书分发、以及业务逻辑聚合等方面的问题。
The measuring principle, system composition and measuring error analysis of the computer-controlled step-shaft multi-parameters on-line measuring system are introduced. 介绍了微机控制的阶梯轴多参数在线测量系统的测量原理、统构成及测量误差分析。
This article describes the composition and function of the feed switching mechanism, and analyses the error of feed position. 对整个机构的结构形式、功能进行了阐述,并对馈源的定位误差加以分析。
Changes in composition of the fluid can cause an error. 液体组分的变化会引起误差。
Diagnostics improvements-More information is provided in error messages when a composition error occurs. 诊断功能上的增强&当组合错误发生时将提供更多的错误信息。
The development stages of glass composition design are classified into four stages: trial and error, experience, experiment and theory. 玻璃成分设计发展的阶段分为摸索设计阶段、经验设计阶段、实验设计阶段和理论设计阶段。
The composition and principle of the system are described. The attitude algorithm and error model of the system are derived based on the quaternion formulation. The real time quaternion based Kalman filter is designed. 文中阐述了系统构成和原理,基于四元素算法公式推导了姿态算法和系统误差模型,并设计了实时卡尔曼滤波器。
This paper introduces the composition of the error automatic treating system of electric metre, also presents the working principle of host computer and testing computer, and the communication method between host computer and testing computer. 本文介绍了一种电度表误差自动处理系统的构成,并分别介绍了主机和检测机的工作原理以及二者之间的通信方式。
The development, measuring principles of the Acoustic Doppler Current Profiler is described, and the system design its composition, signal processing method, and error analysis is presented. 本文介绍ADCP发展概况、测量原理、系统设计、系统组成、信号处理方法及误差分析等。
It shows the module of OFDM system of FFT/ IFFT, including the main composition of transmitter and receiver. At last we analyze the affect of timing error and frequency offset in OFDM system in theory. 基于FFT/IFFT的OFDM系统模型介绍OFDM系统的发射机和接收机的基本组成部分,然后从理论上分析了定时偏移和频率偏移对OFDM系统的影响。
Reported the results of qualitative and quantitative determination of substance composition, the relative detection limits are 0. x& 0.0x%, the relative error of quantitative analysis is 7%. 介绍了利用该方法进行物质成份的定性与定量分析结果,检出限为0.x~0.0x%定量分析的相对误为7%。
The problem of the abnormal state equation lead to the results of composition with large error. 无标样定量联立方程中经常出现的病态方程使定量结果出现很大的误差。
The paper discusses the principle of internal sphere diameter measurement on line, composition of the measuring device and the method of the measurement error correcting. 论述了大型内球面直径在线测量的原理、测量系统的组成及误差修正方法。
The composition and principle of the platform were introduced, and the error equations of attitude angle, velocity and position were given. 介绍了平台的组成及工作原理,并且推导出平台角误差方程、速度误差方程和位置误差方程。
This paper introduces the composition of the compass and gives the theory and method of calculating the error and eliminating effects of the magnetic field, which are both caused by the steel ships from same latitude. 本文对霍尔罗经的构成、钢铁船舶对其指向的影响及同纬度自差校正理论和方法,作了较全面的论述。
Composition Error Analysis of Energy measuring Device After Measure Point Changed 计量点迁移后电能计量装置综合误差分析
The program design clue is mentioned of three key automating procedure which include adjustment data composition, founding of condition equation and analysis of grass error. 本文叙述了测绘数据处理中平差数据组织、条件方程式建立和粗差分析三个关键工序自动化处理的程序设计思路。
In this paper, the system's composition, burden process, error analysis, compensation and software are introduced. 本文介绍了该系统的组成、配料过程、误差分析与补偿以及系统软件。
The composition should also break away from the error of recognition: the circulating of capital is not the running-off of capital; 国有企业进行战略改组应走出认识上的误区:资产流动不是资产流失;
The convolution and the composition of the error distribution functions 卷积与误差分布密度函数的合成
Study on data acquisition and processing method of gear's composition error 齿轮综合误差数据采集和处理方法的研究
Then two ROI region protection strategies, intra-refresh and motion vector protection methods, are analyzed and their performance is also compared. Finally, this paper studies the multi-objective transcoding, including the composition of bit-rate, spatial resolution, temporal resolution, error resilient and syntax transcoding. 随后对敏感宏块的保护策略展开分析,并比较Intra宏块刷新及运动矢量保护两种方法的性能。最后研究组合码率、帧率、分辨率、容错信息嵌入及语法格式转换的多目标联合转码技术。
Thereafter the error source and composition of the whole system is analyzed, especially the error caused by alignment. And the measuring accuracy of the measuring system is worked out. 并分析了整个系统的误差来源和误差组成,评定了系统的测量精度。
Analysis of the composition of system error, the error transfer coefficient is derived and constitutes a systematic error of the experimental test. Synthesis error can meet the international requirements. 通过分析系统误差的构成和传递系数,并对构成系统误差的各项进行了实验检定,演算合成误差满足国际要求。
However, during the actual operation, its complicated system composition, manual operation error and lacking of work experience will cause improper operation management and huge resource waste. 但在系统的实际运行中,由于系统组成复杂,人工调控操作误差较大以及部分工作人员缺乏经验,往往造成系统的运行管理不当,造成很大的资源浪费。
Currently, the algorithm to achieve composition papers mainly have random search algorithm, backtracking test algorithm, priority-based algorithm, the error compensation algorithm, genetic algorithm and so on. 目前实现组卷问题的算法主要有随机搜索算法、回溯试探算法、基于优先权的算法、误差补偿算法、遗传算法等。