With the assumption of coordinated turn maneuver,a generic approach for target tracking CRLB calculation was investigated under the conditions of active and passive measurement,and the essential reason for possible CRLB s sudden increase caused by maneuver was also analyzed from the perspective of matrix theory,wh.
以转弯机动为例,研究了有源(主动)和无源(被动)两种观测条件下目标跟踪CRLB计算的一般方法,并通过矩阵理论分析了目标机动可能引起的CRLB突变的原因,为机动目标跟踪的算法性能评估提供了有效手段。
Aiming at the target motion uncertainty when target has a coordinated turn maneuver,a state estimation algorithm based on expectation maximization(EM) algorithm was derived.
针对目标做转弯机动时产生的运动模式的不确定性问题,提出了基于期望极大化(EM)算法的转弯机动目标跟踪算法,采用转弯速率来描述目标的转弯机动,并将转弯速率作为待估量,用EM算法对转弯速率序列进行估计,从而获得对目标状态的精确估计。
In order to control vehicle stability under turning braking,four control methods,ABS control algorithm based on the slip rate,the direct yaw torque control algorithms based on control objective of sideslip angle and yaw rate respectively,the direct yaw torque control algorithm base on control objective of weighted sideslip angle and yaw rate,were proposed with fuzzy control strategy.
在Matlab/Simlink下建立了八自由度车辆动力学模型,针对车辆转弯制动工况,采用模糊控制方法,设计了基于滑移率的ABS控制算法和分别以质心侧偏角、横摆角速度及二者加权为控制目标的直接横摆力矩控制算法。
Vehicle turning braking is a dangerous working condition.
车辆转弯制动是一种常见的危险工况。
Only through control of roll moments could a pilot maintain a level trajectory or dip a wing into a smooth banking turn.
飞行员必须控制滚转力矩，才能维持水平飞行，或将一侧机翼向下压，做出平顺的倾斜转弯动作。
The act of twisting or turning.
弯曲弯曲或扭转的动作
Study on rotation capacity of prestressed composite girders under negative moment
预应力组合梁负弯矩作用下梁端转动能力研究
The Prevention and Correcting Methods of the Wrong Actions Turning Shoulders towards Left on the Speed-skating Cune Techical
速滑弯道向左转肩错误动作的预防与纠正方法
To turn(a crank, for example) in a series of circular motions.
转动通过弯曲的运动来转动（例如风柄）
Walking brought along the lumbar vertebra to bend forward and rotate with the movement of right and left lower limbs. The main force to finish this movement came mainly from musculus psoas major.
步行带动腰椎向前弯曲并随左右下肢运动而旋转、侧弯,其主要作用力来自腰大肌。
Turn right and right again.
右转弯，再右转弯。
P: Turn & slip indicator ball stuck in center during turns.
在转弯过程中，转弯侧滑仪小球保持在中间不动。
The helicopter must complete a 180 degree turn after the Autorotation has started.
熄火降落的程序开始执行后，直升机必须完成180°转弯的动作。
MANEUVERABILITY. Short turning radius, power steering.
灵活性：较小的转弯半径，动力转向。
Study on Vehicle Dynamic Stability Control on Steering and Braking Maneuvers;
车辆转弯制动稳定性动力学控制研究
The car would be unlikely to be able to make the turn.
汽车未必能作这样的转弯。
The car winked before turning.
汽车转弯前车灯不断闪动。
The car's right hand side light winked when it turns right.
汽车向右转弯时，右边的灯不断闪动。
HEAVY DUTY AUTOMOTIVE STEERING, with shorter turning radius.
重型自动方向盘：较小的转弯半径。
Magnetic Force and Lateral-torsional Coupling Vibration on a Turbo-generator Rotor;
发电机转子的磁拉力与弯扭耦合振动
High-dimensional nonlinear vehicular turning dynamics
汽车转弯高维非线性动力学特性研究
Maneuvering Target Tracking with Coordinated Turn Motion Based on IMM-UKF
基于IMM-UKF的转弯机动目标跟踪