经过彻底的调查，许多专家现在认为，这条轨迹是一条普通的喷气式飞机尾迹。
After a thorough investigation, many experts now believe that the streak was a run-of-the-mill jet aircraft contrail.
飞机尾部的水平稳定器和升降舵。
The horizontal stabilizer and elevator in the tail assembly of an aircraft.
大直径纸卷在造纸机尾所卷成的特大纸卷。
Jumbo reel the large reel of paper formed and wound rp at the end of a paper-machine.
沿铅笔线剪下来。扔掉阴影部分和一个机尾。
Carefully cut along your pencil lines. Discard the shaded parts and one tail.
如果扳动机尾处的升降舵，就会减速，但能保持住高度。
To move what he calls the elevators in the tail. You'll lose speed, but keep altitude.
升降舵稍微向前倾斜，增加了机尾向下的载荷。
The elevator, tilted upward-slightly, increases the down-load, in the tail.
这架飞机的外翼、机尾和螺旋桨已经被拆除了。
The outer wings, tail and propellor have been removed from the aircraft.
联合航空公司的乘务员佩戴仿照飞机尾翼制作的翼型章。
Flight attendants for United Airlines wore pins modeled after the airplane's wings.
介绍了直升机尾桨故障类型及其处理方法和试飞方法。
This paper presents the tail rotor failure patterns, handle methods and flight test methods of helicopter.
在第2页中你能见到在机尾部分如何固定到吊杆管的装配。
In the page #2 you can see the tail group assembly and how it is fasten to the boom tube.
研究具有不确定复合材料参数的某型直升机尾桨的固有频率。
Natural frequency of tail rotor of some kind of helicopter with uncertain composites was studied.
这个动作是为了当机头或机尾朝向操控者时，学习如何操控直升机。
The idea is to learn control the helicopter as it is turning towards you and away form you.
本文介绍采用计算机优化技术进行直升机尾桨参数优化选择的方法。
This paper introduces a method of making selection of helicopter tail rotor parameter optimization using computer optimum techniques.
钢丝纤维捕集器是一种简单、有效的柴油机尾气颗粒排放收集装置。
The steel wire trap is a kind of simple and effective collection device for diesel engine particulate emission.
需要直升机尾桨抵消转子力矩；这和阐述头复杂飞行，建造和维修极大。
Helicopters require a tail rotor to counteract the rotor torque; this and the articulated head complicate flying, construction and maintenance enormously.
“如果我坐在飞机尾部，我想对头等舱的人们发出嘘声，”纳尔巴夫说。
"If I'm in the back of the plane, I want to hiss at the people in first class, " said Mr.
其他的研究人员把研究焦点集中在机尾乱流的源头上，就是机翼的后缘。
Other researchers are focusing on the source-the trailing edges of aircraft wings.
烧结机尾断面图像信息对于在线分析烧结矿质量指标起着十分重要的作用。
The Information carried by the sinter cake image plays important roles in the on-line analyzing of sinter quality.
这架空中客车A320飞机机身光滑发亮，机尾有银蕨图案，二月份开始服务国内航线。
The Airbus A320, with a slick glossy fuselage and traditional Koru symbol on the tail, begins domestic service in February.
本文主要对东风康明斯B系列柴油机如何降低发动机尾气排放进行了研究。
This paper describes the research how to reduce the exhaust emissions of B series diesel engine of Dongfeng Comins.
他可以绕着从机头到机尾的纵轴来翻滚；并且可以绕着竖轴向左或向右偏航。
It can roll about a line from nose to tail — the longitudinal axis; and it can yaw, left or right, about the vertical axis.
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.
七年前事故中错误修理的尾部隔离壁开裂，导致了飞机尾翼部分损坏，并引起飞机失控。
The rupture of an aft bulkhead, which had undergone faulty repairs following a mishap seven years earlier, caused destruction of part of the airplane's tail and rendered the jet uncontrollable.
把方向舵向右转就会是机尾向左，飞机向右偏航；把方向舵向右转效果是相反的。
Swinging it to the right forces the tail left and the plane yaws to the right; swinging it left has the opposite effect.
浓浓的鱼腥味和柴油发动机尾气充满了我的鼻腔，汗水将T恤粘在胸口。睡眠绝无可能。
My nose is filled with the smell of dried fish and diesel fumes, my T-shirt glued to my chest with sweat. Proper sleep is impossible.
为便于研究飞机尾流电磁散射特性，提出了一种飞机尾流介电常数分布的快速建模方法。
For the convenience of the study of aircraft wake vortex scattering characteristics, a rapid modeling method for the wake dielectric constant distribution is put forward.
这是1998年拍摄于发现号航天飞机尾部的图像，地球和月球被巧妙地圈进同一个画框里。
Earth and its Moon are nicely framed in this image taken from the aft Windows of the Space Shuttle Discovery in 1998.
根据规律，飞机尾部的摆动幅度比前部还要大，所以如果你容易晕机就不要坐在飞机尾部。
And as a rule the tail tends to move more than the front so stay away from the rear if motion is a problem for you.
根据规律，飞机尾部的摆动幅度比前部还要大，所以如果你容易晕机就不要坐在飞机尾部。
And as a rule the tail tends to move more than the front so stay away from the rear if motion is a problem for you.
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