Limited range provenance trial The Comparison of Efficiency between Step Acceleration Test and Step Deceleration Test of Weibull Distribution 威布尔分布场合步加试验和步降试验的效率比较分析
The Imaging of Target Range Profiles of Step Frequency MMW Radar Based on Spectrum Estimation with Wavelet Transformation 基于子波变换谱估计的频率步进毫米波雷达目标成像
Over the long range, the most important step will be a general tax reform. 从长远看,最重要的步骤是全面实行税制改革。
Experimental Research on Long Range Underwater Acoustic Communication with Variable Step Size LMS Algorithm 一种变步长LMS算法在远程水声通信中的研究应用
Study of the accurate angle range and basis for step determining of ohmmeter 关于欧姆计最佳测量角及选挡依据的求证
The results indicate that the main characteristics of this earthquake were expressed as high frequency and fast attenuation of water level vibration, great range of water level step change and without best observation distance and others. 研究结果表明,本次地震显示水位振荡快衰减也快以及水位阶变多、幅度大和不存在最佳记震距离等主要特征。
As to the convergence property of the presented algorithm, a proper range of the step size in the algorithm is found by the experiments to compromise between the convergence speed and the stability. 并针对该算法的收敛性问题,通过试验手段找到了一个比较合适的步长取值区间,步长在这个区间内取值可以同时获得较快的收敛速度和稳定性。
In new adjuster the range of quantization step has been limited well and coding error has been removed in single or some little frames. 在新的调节器中,限制了量化步长(Q)的范围,消除单个或者少数几帧产生的编码误差。
A method of decreasing the search range step by step is used in LTP with friction delay. 在LTP(长时预测)分析的分数延迟搜索中,采用逐步缩小搜索范围的方法;
The power can be programmable in Waveform, Frequency, Amplitude and Phase online. The range of Frequency is 0~ 10KHz, the range of Voltage is 0~ 200V and the step of Phase is 0.1 °. 本功率电源实现了波形、频率、幅度与相位的在线编程,输出频率范围1~10KHz,输出电压范围0~±200V,相位调节细度1°。
It suit well to the MPEG-2 TS output, decode and display system, meeting the demand on the range of frequency, step precision and stabilization of SDTV and HDTV TS. It can decode and play normally. 与MPEG-2TS输出、解码、显示系统联调,可满足SDTV(标准清晰度电视)和HDTV(高清晰度电视)TS对频率范围、步级精度、稳定度等的要求,解码、播放正常。
They have a lot of common characteristics and differences in appraising content, range, subject and step. 这两种类型的公共财政支出绩效评价制度在评价的内容、范围、评价主体以及评价步骤上具有许多相同点和不同点。
This text be with the design of the calculator language course long range teaching system for example, inquiry into how have the design process and designs of the calculator network long range extended education system of the first step intelligence method. 本文就是以计算机语言课程远程教学系统的设计为例,探讨如何具有初步智能的计算机网络远程辅助教学系统的设计过程和设计方法。
Based on the target specific information offered by the range profiles of step frequency MMW radar targets, the wavelet neural network is applied to recognition of three kinds of practical radar targets. 根据毫米波频率步进雷达目标一维距离像所给出的信息,将所提出的小波神经网络用于3种实际雷达目标的识别。
Aiming at the application of precision measurement of length, the phase shift algorithm including algorithm error and optimum range of the phase shift step was studied by using the multiple beam interference principle in this paper. 针对多光束干涉原理的相移算法包括算法误差及步长优化等问题,以菲索干涉仪精密测长为应用背景进行了研究。
The effects of operational parameters and constructional parameters on constant flow rate accuracy, regulation range, flow stability and step response are investigated. Satisfactory consistency of results between theoretical analysis and experiment are obtained. 探讨了工况参数和结构参数对恒流精度、恒流调节范围、流量稳定性以及阶跃响应特性的影响,并取得了理论分析和试验结果较满意的一致性。
By analyzing the punching stress in the process of punching the laminations of the magnetic yoke of hydraulic generator, this paper puts forward that overload of the punching machine can be resolved in a certain range by the method of the step punching. 通过对水轮电机磁轭冲片冲制过程中冲裁力的分析,提出了采用分级冲裁的方式能在一定范围内解决冲床超负荷问题。
In this paper, the one-dimensional range resolution and step frequency signal are introduced. The principles of high resolution range profiles of step frequency radar are analyzed which adopts the method of Inverse Discrete Fourier Transform ( IDFT) signal process to get high range resolution. 首先简单介绍了一维距离像和步进频率信号,分析了步进频率雷达系统中成一维高分辨力距离像的成像原理,即采用离散傅里叶逆变换(ID-FT)信号处理方法实现距离高分辨。
HF chirp radars usually have quantized range measurements with a quantization step of several kilometers, which offer too low an accuracy for ranging of targets such as ships and planes. 高频线性调频雷达的距离量化步长通常为几公里,相对舰船目标尺度而言测距精度非常低。
The setting range of no load voltage step response index for self excited shunt excitation system is put forward. 对自并励静止励磁系统发电机空载阶跃指标提出整定范围。
The favorable and unfavorable initial power angle range and the maximum load torque of pulling into step with different initial angle is determined. 确定出牵入同步时较好和较差初始功角的范围,和在不同初始功角下能够牵入同步的最大负载值。
The Method of Calculating Two-sides Normal Range Step By Step 双侧正常值范围的逐步搜寻法
The carrier synchronization scheme for big frequency offset is put forward, where the frequency range is shrunk step by step. 提出了适合在大频偏环境下的载波同步方案,系统采用逐步缩小范围的载波同步策略。
The research of the cantilever beam, plate active vibration control test. First, we deduced the classical LMS algorithm, through the relationship of step size and maladjustment, reducing the range of step size convergence. 首先,本文推导了经典的LMS算法,并通过收敛步长和失调量之间的关系进一步的缩小了收敛步长的取值范围。
With the technology, the wave generated by the system has the qualities of the wide range frequency, small step value, high precision of amplitude and frequency, continuous changing signal phase and good spectrum. 利用该项技术,产生的波形频率范围宽、步进小,幅度和频率的精度高,输出信号相位连续变化,形成的信号具有良好的频谱。
The system realizes the maximum output current is 2A, 30V~ 36V output voltage range adjustable ( step to 1V) Since the recovery achieved with the regulator over-current protection. 该系统实现了输出最大电流为2A,输出电压为30V~36V范围内可调(步进为1V)。用自恢复稳压管实现过流保护功能。
Meanwhile, the range of the 3 parameters and the "step" were determined from the engineering point of view. 同时,从工程实际的角度确定了这三个设计变量的取值范围及步长。
The step test index and the endurance run result correlativity is generally low and have the wide range difference, the step test need more time, is a Shortcoming in current implementing "Student Physique Healthy Standard". 3. 台阶试验指数与耐力跑成绩的相关性普遍较低且具有较大范围的差异,台阶试验耗时太多,是当前实施《学生体质健康标准》的一大瓶颈。