The control principles of UAV s helm(unmanned aerial vehicle) was introduced,demonstrating the structure to generate PWM(pluse width modulation waves) signals by FPSLIC(field programmable system level integrated circuit).
介绍了无人驾驶飞机系统级集成电路舵机的操控原理,阐述了用单片现场可编程的系统级集成电路实现的PWM信号控制舵机系统的结构。
The unmanned aircraft is a kind of Unmanned Aerial Vehicle (UAV for short).
无人驾驶飞机是无人驾驶飞行器(Unmanned Aerial Vehicle)的一种，简称无人机或UAV。
It radically realizes taking pictures in focus in UAV at the station of high altitude and high speed .
航空侦察照相机控制电路具有对航空相机自动快门调节、自动曝光和自动调速走片的功能，从根本上实现了无人驾驶飞机航空照相机在高空高速状态下的清晰拍摄。
To meet development of hydraulic launch system and arresting recovery system of pilotless aircraft,turbine damper prototypes with different sizes and different liquid mediums have been tested to measure their damping moment modulus.
为满足某型无人驾驶飞机液压弹射系统和拦阻网回收系统的研制需求,在理论分析的基础上采用具有不同结构尺寸和不同液体介质的涡轮阻尼器样件进行阻尼力矩系数的测量试验。
Discusses and surveys the possible ways of the developing airborne digital air data transducers of several types of pilotless aircraft, and the technical feasibility and realizability is also fully proved.
综述了几种不同型号的无人驾驶飞机机动数字式大气数据传感器测量系统的应用研究，着重介绍了一种小型数字式高度－空速测量系统的实现方法。
We foresaw China s need for a new kind of navigation system for pilotless aircraft using GPS(Global Positioning System), which has not only autonomous navigation capability, but also can achieve navigation aided by telemetering and telecontrol systems.
介绍了目前无人驾驶飞机（无人机）的几种定位和导航方法，提出了一种新的无人机导航系统：ＧＰＳ导航系统；论述了该系统的总体方案，分析了其关键技术；设计并实现了系统的硬件和软件；给出了试验结果。
hypersonic manned aircraft
高超音速有人驾驶飞机
AMSA (Advanced Manned Strategic Aircraft)
高级有人驾驶战略飞机
One who operates or is licensed to operate an aircraft in flight.
飞行员在飞行中驾驶或有资格驾驶飞机的人
A total of 25 people have flown the aircraft.
总共有25人先后驾驶过这架飞机。
There are two mechanical pilots on the plane to take chage in case the human pilots cannot fly the plane.
飞机上有两部机械自动驾驶仪，一旦驾驶员不能驾驶飞机时，它们能取代人操作。
a pilotless aircraft operated by remote control.
遥控的无人驾驶的飞机。
a drone is a pilotless aircraft.
遥控飞机是无人驾驶的飞机。
An astronaut flies a spacecraft and a pilot flies an aeroplane.
宇航员驾驶宇宙飞船，飞行员驾驶飞机。
She wanted to fly solo across the Atlantic.
她想单人驾驶飞机飞越大西洋.
To operate an aircraft or spacecraft.
驾驶操纵飞机或飞行器
These big planes always carry two pilots.
唐: 这种大飞机都有两个驾驶员。
The hijackers kept the pilot on board the plane as hostage.
劫机者把飞机驾驶员扣留在飞机上作为人质.
She asked him, @Can Negroes really fly airplanes?
她问道：“黑人真的能驾驶飞机吗？”
She showed a surprising nonchalance the first time she flew a plane.
她第一次驾驶飞机时，显出惊人的镇定。
a guided bomber
导航[无人驾驶]轰炸机, 可操纵飞行导弹
He was the first man ever to fly that type of aircraft.
他是驾驶那种飞机的第一个人。
a hangar pilot
[美俚]只会胡吹而不会驾驶飞机的人
a flight in which the aircraft pilot is unaccompanied.
由一个飞行员驾驶而没有其他人陪伴。
