以纵向扰动运动为例,分析了滑翔增程弹的稳定性和操纵性。
Take longitudinal disturbed motion for example, the stability and the controllability of the gliding extended range projectile are investigated.
形象地表现线性小扰动运动方程的纵向和横航向典型运动模态,一直缺乏一种理想的方式。
There is no ideal way so far to represent the longitudinal and lateral motion mode of the small linear disturbance motion equation.
但是,如果扰动影响的地区很大,象强烈地震所能做到的,那末所产生的地震海浪运动好象沿直线产生而不是在一点产生。
But if the disturbance affects a large area, as a great earthquake can, the resulting seismic sea waves nay behave as if they had been generated along a line rather than at a point.
针对机动目标存在的姿态扰动,研究了具有加速度和旋转运动的机动目标成像模型及其信号处理过程。
The dissertation demonstrates the maneuvering target imaging model with acceleration and rotating motion and its signal processing to solve attitude perturbation of the targets.
在无扰动惯性运动中,角动量是恒定的。
In undisturbed inertial motion, the angular momentum is constant.
火卫二和火卫一可能是由于小行星的扰动与木星的作用才使它们围着火星运动的。
Deimos and Phobos may be due to disturbance of asteroids and Jupiter's role was to make them around Mars movement.
在一个大系统中,由于本体的运动,必然对装在其上的一些需要定向工作的仪器设备产生扰动。
In a large system, some directional working instruments inside a body are disturbed with the movement of the body.
目标运动的基本假设是在一段观测时间中保持常速度,并有随机速度扰动。
A basic assumption concerning source motion is to consider it to be of constant velocity with random perturbations over the observation intervals.
通过非扰动方法导出了与线偏振激光脉冲相互作用的二能级原子的诱导极化所满足的运动方程。
The motion equation satisfied by an induced polarization of a two level atom interacting with laser pulse is derived by using a nonperturbation method.
此外气动力或发动机扰动也会造成弹体的附加运动。
Moreover, addition movement of the airframe can result from aerodynamic or propulsion noise.
此外气动力或发动机扰动也会造成弹体的附加运动。
Moreover, addition movement of the airframe can result from aerodynamic or propulsion noise .
伺服机构克服这种扰动的结果会视为是由于目标的运动引起的,这就产生了虚假的操纵信号。
The results of the servo restoring efforts will now be interpreted as due to target motion and spurious steering signals will be generated .
利用伞-弹系统动力学模型,从工程应用的角度出发,分析了阵风小扰动作用下,子弹姿态的运动特性,并以此为基础给出了末修子弹弹下点的计算模型。
The dynamics model of parachute-munition system is used to analyze the motion characters of submunition under the effect of wind gust, and the calculation model of projective point is presented.
大气扰动以热成风的方向运动过程。
The movement of an atmospheric disturbance in the direction of the nearest thermal wind.
此种滗水器具有运行稳定、控制简单、不漏水、水流运动平稳、不扰动污泥层等特点。
This kind of water decanter working steadily, easy control, no leakage, flow smoothly and not disturb the sludge.
水下物体运动引起扰动,会在海面产生尾迹。
Submerged moving bodies may present some wake features on ocean surface.
相机和目标之间的相对运动、相机聚焦不好、大气扰动和其他原因,都可能引起图像模糊。
Blur may be introduced by relative motion between a camera and the object, by a camera that is out of focus, and the other factors.
在理想气体假设下给出了扰动流运动微分方程组的解析解;
On the assumption that the media is an ideal fluid, the analytic solution for differential equations of disturbing flow is obtained.
由于同步轨道通信卫星位于距离地球36000公里的赤道上空,因此长距离的线运动干扰与角运动干扰相比,其扰动作用显得微乎其微。
The first kind of disturbance influences the communication more than the second kind because the geostationary communication satellite is located in the orbit 36000 kilometers higher than equator.
基于三维弹目相对运动学的非线性关系,将目标机动作为系统扰动,建立了弹目相对运动的数学模型。
The mathematic model is built according to the three-dimensional relationship between the missile and the target whose acceleration is introduced as disturbance.
本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。
Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...
本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。
Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...
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