径向运动

自聚焦是ISAR成像中的一项关键技术，其目的是消除目标和雷达的径向运动引起的相位误差。

As one of the key techniques in inverse synthetic radar ( ISAR ), autofocus is to eliminate the phase errors caused by the target radial motion .

自聚焦的目的是从雷达回波中消除目标径向运动的影响，只保留步进频率的影响，而后者是合成HRR能力的基础。

The purpose of autofocusing is to remove the radial motion effect of the target from radar echoes , and only reserve the stepped frequency effect which is the basis of synthetic HRR capability .

与原有的OPM径向运动和定位方案相比，该装置还具有在每次测量前可对各传感器分别进行标定，并能将各传感器调整至测量最佳工作位置的优点。

And it has merit that it can be used to calibrate sensors respectively before every time of measuring and to adjust them to their optimal working positions for measuring compared with the original OPM device .

通过将肌肉组织简化为不可压缩的VoigtKelvin粘弹性流体模型，在球对称和纯径向运动的假设条件下，应用非牛顿流体力学的基本方程建立了一种计算瞬时空腔发展的理论模型；

The muscle is taken as a non compressible Voigt Kelvin viscoelastic fluid model , on the assumption of moving in a radial direction and on spherical symmetry , a theoretical model proposed using the basic equations of the non Newtonian fluid mechanics .

等离子体焦点装置径向运动电流壳层的不稳定现象

An instability phenomenon of current sheath implosion in plasma focus device

水力旋流器内固相颗粒径向运动规律的预测模型

Mathematical models FCR predicting radial movement of solid particles in Hydrocyclones

抽注水引起含水层水平径向运动的位移方程

Equation for horizontal-radial displacement of aquifer caused by water-pumping / injection

目标径向运动对步进频率雷达影响的分析与仿真

Analysis and Simulation of Effect of Object Motion on SF Radar

基于径向运动信息的单星对星快速无源定轨跟踪方法研究

Research of Satellite-to-Satellite Fast Passive Orbit Determination and Tracking from Radial motion Measurements

有吸积盘时径向运动云的谱线轮廓

Line Profile of Radially Flowing Clouds with Accretion Disk

水力旋流器中固体颗粒径向运动规律的研究

A Research on Radial Movement of Particles in Hydrocyclones

数控机床主轴径向运动误差在线高精度检测

CNC Machine Spindle Radial Motion Error On-line Measurement

文中分析了目标在匀速径向运动和匀加速运动情况下，运动对步进频率雷达回波相位的影响。

The effect caused by object motion on echo phase of SF radar is analyzed .

水平径向运动检波器

Horizontal radial motion geophone

在机床加工工件时，实时测量机床主轴的径向运动误差。

The machine tool spindle radial motion error is measured online under the condition of workpiece being manufactured .

活齿传动是将相互啮合的一个齿轮轮齿制成可以径向运动的多齿啮合传动。

The movable teeth transmission can turns a gear wheel into multi-teeth meshing transmission which can do radial sports .

得到了描述球壳内表面的径向运动的二阶非线性常微分方程。对微分方程进行了动力学行为的分析，讨沦了各个参数对方程解的定性性质的影响。

And a second-order nonlinear differential equation that describes radial motion of the inner-surface of the sphere is obtained .

给出燃料抛散径向运动加速阶段、减速阶段的相似准则。

The similarity criterions in the acceleration stage and the deceleration stage of the fuel dispersal process are put forward .

由于考虑了径向运动，二维理论要更准确，但仍然是不完善的。

In consideration of the radial movement , two-dimensional theory would be more accurate , but it is still imperfect .

本文讨论了中性的沿径向运动的粒子在Reissner-Nordstrom场中的加速度。

In this article , the acceleration of a neutral test particle moving radially in Reissner & Nordstrom spacetime is discussed .

给出了液体径向运动速度随半径变化的关系，以及液体所能达到的最大速度值。

A relation of liquid shell velocity and expanding radius was given , and the maximum velocity reached by the liquid shell was evaluated .

发现了强径-径关联区的存在，其中两个电子的径向运动呈强烈的反位相耦合。

The strong radial-radial correlation region where the radial motions of the two electrons are , coupled strongly in inverse phase has been discovered .

求出目标的中心位置、大小、径向运动速度、角速度。

Exercise . Features of the targets such as center position , size , radial and angular velocities are also computed in the mean time .

在DPF－40等离子体焦点装置中，首次观测到径向运动电流壳层的一种不稳定现象，即不稳定模式。

An instability phenomenon of the current sheath implosion , namely the unstable mode , has been observed in the DPF 40 plasma focus device .

由两次测距的目标径向运动信息，实现目标二维运动速度测量，改善射击精度。

The velocity measurement of 2-dimensional motion is realized through target radial moving information measured by two times range finding to improve the shooting precision .

我们探讨了弱聚焦磁场中带电粒子轴向和径向运动的稳定性问题，得到稳定性条件。

We discussed the stability of both radial movement and axis movement of charged particle in infirm focusing magnetic field and obtained the term of stability .

步进频率雷达中，目标的径向运动将导致合成的目标径向一维距离像产生距离徙动和波形失真，需要对目标速度进行估计以补偿其影响。

In stepped frequency radar , the velocity of targets must be estimated and compensated to eliminate the range migration and distortion due to target moving .

计算出凸模锥面角度值，给出凸模径向运动方程式及弹簧力表达式。

It calculated the cone angle of the punch and gave out the radial equation of the punch as well as the equation of the spring .

结果表明，在低频范围内考虑径向运动的解与简化解有较大差别，而在较高频率下两者基本吻合。

The results show that there is significant difference between the solution considering and neglecting the radial displacement at lower frequencies but they are identical at higher ones .

因为忽略了电子径向运动和高频径向场的影响，一维理论计算的效率要明显高于实际值。

Because of neglect of the electronic radial movement and the radial field of high-frequency in output gap , the efficiency is obviously higher than the actual value .