To estimate the parameter of velocity and acceleration with high accuracy and in real time for the measurement radar, an improved method based on spectrum zooming is proposed.
针对测量雷达要实时准确获得目标速度、加速度测量值的问题,提出了一种基于频谱细化的参数估计方法。
Based on the experiment, the relation between ring parameter and vibration velocity of 30204 tapered rolling bearing is studied.
以试验为基础,研究30204圆锥滚子轴承套圈参数与振动速度的关系。
We use grey system theory to analyze the experimental findings and found out the parameter which mostly affects the vibration velocity of tapered roller bearing.
利用灰色系统理论对试验数据进行分析,找出了对轴承振动速度值影响比较大的参数。
In this paper, I try to use the directional amplitude difference and directional velocity difference to carry out the parameter inversion of the fracture.
本文尝试通过方向振幅差异和方向速度的差异对垂直排列裂缝的参数进行反演计算。
Time lapse time difference is an important parameter in the determination of distribution for underground oil and water, because it includes the variation information of reservoir velocity.
而时移时差在确定地下油水分布时是一个很重要的参数,因为时移时差包含了储层速度的变化信息。
In the experiment for measuring bullet attitude, this measurement system can accomplish real-time measuring small bullet Angle of attack and velocity parameter.
在实际弹丸飞行姿态测试试验中,该测试系统可以较好的完成实时测试小弹丸攻角和速度参数的任务。
Particle velocity is an important parameter describing the flow state of gas-solid two-phase flow.
颗粒的流动速度是反应气固两相流流动状况的一个重要参数。
Soil shear wave velocity is an important parameter which influence the dynamic properties of soil, and it is widely used in engineering practices.
土层的剪切波速是反映土体动力特性的重要参数。
By computing the spatial correlation function, the evolution plots of velocity, the relaxation time and the order parameter, the effect of top-priority of randomization on traffic flow is studied.
通过位置相关函数、速度时空演化图、驰豫时间和序参量的计算,研究优先随机慢化对交通流的影响。
Theoretically, it is proved that for both these engines, the properties of two-phase flow in nozzle can be analysed with a common combined parameter which is equivalent to exhaust velocity.
从理论上证明:对这两类发动机的两相喷管流动特性可以通过一个共同的组合参数——当量排气速度来进行分析;
We reported the main progress made in China in recent years of the study of ultrasonic tissue characterization-propagation velocity, attenuation, scattering and nonlinearity parameter, etc.
本文报道了近年来我国在生物组织超声特性——传播速度、衰减、吸收、反射、散射和非线性声参量方面的研究进展情况。
In the problem of smoothing, filtering and predicting matching data in aerospace measurement, matching data refers that velocity parameter is differential of position parameter.
讨论了匹配测量数据的平滑、滤波和外推问题。所谓匹配测量数据是指位置参数和速度参数呈求导的匹配关系。
Taking the fluid velocity as changing parameter, the stability of steady-state solution near the equilibrium points is analyzed by using Theory of Stability.
以流体流速作为变化参数,运用稳定性理论分析了平衡点附近定常解的稳定性问题;
As an important parameter usually decided by field survey, mud depth of debris flow is directly related to quantitative calculation of velocity and impact forces.
泥石流泥痕深度是一个通过勘测调查获取的重要参数,它直接关系到泥石流运动流速、冲击力等特征参数的定量计算。
We details the principle of three parameter velocity analysis, the making and interpretation of angular and velocity spectra.
文中,对三参数速度分析的理论及角度谱、速度谱的制作和解释方法作了较详细的介绍。
Putting forward the velocity field while pushing the shape part of the step and determining the relational formula of the deformed parameter.
提出了挤压台阶形零件时的速度场和确定变形参数的关系式。
The factors related to the oblique flow, such as pressure difference, pressure and velocity gradients and the parameter of Ogee surface are also analysed.
文章分析了与折冲流有关的因素,如压差、压力和流速梯度以及渥奇面参数,进而提出了修改方案,基本解决了该孔存在的折冲流问题。
The results show that the interaction can intensify the maximum tangential velocity of typhoon under the condition of certain parameter ranges.
结果表明:在一定的合理的参数条件下,这种相互作用可以使台风切向风速最大值增加,显示出台风增强的现象。
The current velocity is an important parameter of debris flow, and it is more difficulty to be measured and calculated.
泥石流流速是难以实测和准确推算的重要参数。
The non-homogeneous metal flow during the extrusion forming process was well controlled by introducing a non-equilibrium parameter of metal flow, the mean-square deviation of velocity (SDV).
通过引进一个反映金属流速不均衡性的参数———流速均方差,有效地控制型材挤压成形时金属流动的不均匀性。
The research shows that fly ash could restrain early autogenous shrinkage by changing the parameter of binder, such as hydrated velocity, creep coefficient, elastic modulus and so on.
研究表明:粉煤灰通过改变胶凝材料体系水化速度、徐变系数、弹性模量,可以有效抑制早期混凝土的自收缩。
Two kinds of usual methods to measure the parameter of fragment velocity were introduced, and implementation of terminal effect research with digital image processing technology is studied.
介绍了两种常用的测量破片速度参数的方法,研究了数字图像处理技术在终点效应研究中的实现方法。
On that basis, the methods for three-parameter velocity analysis and NMO of converted wave have been formed.
在此基础上,形成了转换波三参数速度分析及动校正方法。
Steering velocity Handling and stability Side force of tire Parameter identification;
转向速度;操纵稳定性;轮胎侧向力;参数辨识;
The sound velocity is one of the most important acoustic parameter in ocean sonar.
声速是海洋声呐测量中最重要的声学参数之一。
The results supported that the initial shear wave velocity of loose saturated soils was a key parameter controlling its cyclic liquefaction resistance.
这里的研究结果支持饱和松散试验土样的初始剪切波速可以作为控制其抗液化强度的一个关键参数。
The onset velocity was an important parameter that affected the normal operation of the gas liquid solid outer circulating fluidized bed.
本文利用流化床内压降随表观液速的变化阈值来确定流化床的起始外循环流化速度。
Because the GIUH depends only on the parameters of geomorphology and flow velocity of channel network, it may provide a new parameter estimation method for conceptual models of CFW.
考虑到GIUH只取决于河网地貌参数和流速参数,故它可为概念性流域汇流模型提供一个新的确定参数的方法。
The result indicated, the operation parameter of influence dust removal the efficiencies are liquid-to-gas ratio, throat velocity and the entrance dust density.
实验研究文丘里各操作参数对除尘性能的影响,结果表明,影响除尘效率的主要为液气比、喉管速度及入口粉尘浓度。
The result indicated, the operation parameter of influence dust removal the efficiencies are liquid-to-gas ratio, throat velocity and the entrance dust density.
实验研究文丘里各操作参数对除尘性能的影响,结果表明,影响除尘效率的主要为液气比、喉管速度及入口粉尘浓度。
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