这个动作是一个基本的筋斗加一个在筋斗顶部的横滚（通常是快滚）。横滚必须在筋斗的顶点做。
This is the basic loop with a roll (usually a snap roll) at the top of the loop. The roll has to be centered at the top of the loop.
本文对筋斗和横滚机动飞行的运动学问题进行了分析。
The kinematics of helicopters in loop and roll maneuvers is analysed in this paper.
通过俯仰、横滚通道的控制原理分析，设计相应的控制律。
In the pitch and roll channels, the control theory was analyzed, and the relevant control laws were designed.
直升机中速后退飞行的过程中做两个四位横滚，横滚的四个停顿点要清楚。
With the helicopter moving backwards at medium pace, the helicopter will be aileron-rolled twice, each roll being clearly delineated by 4 hesitation points.
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.
将不同的算法进行了仿真比较，提出了一种应用方案，解决了姿态估计过程中横滚角与俯仰角耦合的问题。
Several different methods were compared with simulation results, and an application was proposed, which resolved the problem of coupling between the bank and the pitch in the attitude estimation.
着重研究了隔离环稳定回路的一种校正方案，通过采用超前滞后网络对横滚隔离光纤捷联惯导稳定回路进行校正。
The approach is called lead and lag correction which has been adopted to correct the stabilization loop of roll-isolated fiber optical gyro strap-down inertial navigation system (RIFOGSINS).
HMR3000数字罗盘能实时输出载体的航向、俯仰和横滚三个方向上的姿态数据，因而能满足船舶电子导航在控制系统设计要求。
HMR3000 digital compass can provide carrier's real time position data of heading, pitch, roll. So it's adequate for design of ship electronic navigation control system.
HMR3000数字罗盘能实时输出载体的航向、俯仰和横滚三个方向上的姿态数据，因而能满足船舶电子导航在控制系统设计要求。
HMR3000 digital compass can provide carrier's real time position data of heading, pitch, roll. So it's adequate for design of ship electronic navigation control system.
应用推荐