在一些机械设备中，受货位常常随俯仰机构作俯仰运动。
In some mechanical equipments, the receiving freight position moves following pitching part.
为了减少俯仰运动，后悬架应该比前悬架有较高的弹簧刚度。
We have an empirical knowledge that the rear suspension should have a higher spring rate than front one, in order to reduce pitching motion.
在此情况下，系统的输入是紊流大气，它使飞行器产生随机俯仰运动。
The system input in this case is turbulent air which produces random pitching motion of the vehicle.
在低雷诺数条件下，对于纯俯仰运动，随着翼型厚度的减小，平均阻力系数也变小。
For pure pitching motion, the results show that average drag coefficient decreases as airfoil thickness is reduced.
针对俯仰运动模型，提出利用非线性最优滑模控制来设计某型导弹的俯仰运动控制系统。
Aiming at the pitching movement model, a nonlinear variable structure controller with an optimal sliding surface for the pitching control system of missile was presented.
建立了飞机在随机跑道激励下，考虑机身俯仰运动与弹性振动的非线性随机动力学模型。
A nonlinear stochastic dynamic model is established which takes into consideration aircraft body pitch movements and the elastic vibration excited by the random runway.
升降舵，铰连在水平安定面后缘上的可动部件。用以操纵飞机的俯仰运动(机头朝上及朝下)。
ELEVATOR, a hinged moveable part on the trailing edge of the horizontal stabilizer for airplane pitch (nose up and nose down) control.
针对此翼面上有升降舵的多舵面布局，建立了俯仰运动下不同于翼面上只有副翼的动力学模型。
About multi - control surface configuration with elevators, its dynamic model was established under pitch movement, differing from wing with ailerons alone.
跳动总功率在最小俯仰总功率的最佳频率比时，几乎达到最大值，较高的后频和较高的阻尼比减少了俯仰运动。
The bouncing overall power is nearly maximized at the optimum frequency ratio of the minimum pitching overall power. The higher rear-frequency and the higher rear-damping ratio reduce pitching motion.
该算法在不增加系统硬件的前提下，充分利用液压缸现有行程，逼真地模拟飞机俯仰、滚转、偏航、升降、纵向和侧向平移运动。
On the basis of hardware in existence, the algorithm can make use of the journey and provide fidelity sense of pitch, roll, yaw, heave, surge and sway motion.
操纵面，机翼和机尾上的可动面板，用以操纵飞机俯仰，坡度，和偏航运动。
CONTROL SURFACE, Moveable panels on wings and tail for movement of airplane on pitch, roll and yaw axes.
该平台结构相对紧凑、运动范围广；左右旋转电机固定在底座上，减少了俯仰转动惯量，提高了平台的灵活性。
The pan driving motor assembled on the foundation. Thus this can reduce tilt's moment of inertia and increase the platform's agility.
目标传感器安装在飞机俯仰和偏航运动的关键就硬性连接到机身身体万向节大会。
A target sensor is mounted for pivotal movement in the pitch and yaw planes on a gimbal assembly rigidly connected to the airframe body.
该分体式天线座通过伺服控制来实现天线的俯仰和横滚运动，从而准确地指向目标。
The pedestal drives a cuboid antenna, which can pitch and roll to direct at target accurately, and is driven by servo control.
机翼的运动方程可以写成四维一阶常微分方程，取广义气流速度和线性俯仰刚度作为分岔参数。
The monition equations of airfoil are written as the four dimensional first order differential equations. Taking airspeed and the linear part of pitching stiffness as the bifurcation parameters.
光电瞄具提前量是指武器命中运动目标情况下，在俯仰和方位上赋予武器命中点相对于目标现在点的提前值。
The lead of the optoelectronic sight is a lead value of weapon hitting points relative to target current points in pitch and azimuth on the case of hitting moving targets.
结果表明，飞行器俯仰滚转耦合运动时的气动特性比单独俯仰和滚转时的气动特性复杂得多。
The results show that unsteady aerodynamic characteristics of a delta wing oscillating in large amplitude pitching roll motion are more complicated than in pitching motion or in roll motion.
双轴速率转台通过方位轴和俯仰轴的合成运动，实现二维控制。
According to the compose movement of position axis and direction axis, the turn table can achieve the two-dimension movement control.
机翼和机尾上的可动面板，用以操纵飞机俯仰，坡度，和偏航运动。
Moveable panels on wings and tail for movement of airplane on pitch, roll and yaw axes.
证明了具有俯仰、偏航和滚动三个控制通道的控制系统可以实现俯仰、偏航两种运动模态对滚动运动模态的完全解耦。
It was verified that the full-decoupling of modes effected by pitch and yaw to roll can be realized for the control system in which there are pitch, yaw and roll three control channels.
对典型过失速机动的运动特性进行了分析，根据其运动特点将过失速机动的运动过程分解为定直飞行、快速俯仰和绕速度矢量旋转三种基本运动的组合。
Based on the analysis of typical post-stall maneuvers, steady linear flight, rapid pitching and rolling about velocity vector are presented as three typical basic movements.
应用该模型对某飞机模型做俯仰滚转耦合运动的非定常气动力进行了辨识。
Using the model the unsteady aerodynamics of one aircraft in pitching-rolling motion is identified.
通过对追踪装置水平转动速度，俯仰调节角度和太阳光线检测等方面的测试，表明该系统可以实现自动追踪，运动灵活，调节准确。
Based on the tests of angular velocity, the turning Angle and the accuracy of solar orientation, this auto-tracking system was proved effective.
通过对追踪装置水平转动速度，俯仰调节角度和太阳光线检测等方面的测试，表明该系统可以实现自动追踪，运动灵活，调节准确。
Based on the tests of angular velocity, the turning Angle and the accuracy of solar orientation, this auto-tracking system was proved effective.
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