这意味着它能像一架直升机那样作空中悬停,而在向前飞行时,又能降低主旋翼的速度,因为它的一对短翼提供了部分升力。
This means it can hover like a helicopter, but when flying forward can reduce the speed of the main rotor because the wings provide part of the lift.
海上测试计划2012年使用一艘法国海军护卫舰和一架波音H-6U“小鸟”旋翼无人机进行。
Sea trials of the demonstrator are planned for 2012 using a French Navy frigate and a Boeing, H-6U Unmanned Little Bird rotorcraft.
使用这种模型对SYR200旋挖钻机桩架进行了整体有限元分析,分析对钻孔机桩架的结构设计有指导意义。
Complete finite element analysis is conducted on pile frame of SYR200 rotary pile drill with the model, which provides guiding reference for the design of pile frames.
1997年,这家公司一架观光直升机的一个水平旋翼撞上曼哈顿一座大楼,被迫紧急降落,所幸无人受伤。
In 1997, a rotor on one of its sightseeing helicopters clipped a Manhattan building, forcing an emergency landing. No one was hurt.
检测设备:油压扭力测试仪、转速仪、旋臂架。
Testing equipment: hydraulic torque tester, speed device, spin Boom.
本钻机的标准管架配置由一个长管道托架组成,该托架被固定在两个平行四边形的旋臂上。
The standard pipe rack configuration for this drill consists of a long pipe cradle that is fastened to a pair of parallelogram- type swing arms.
他能看到大桥附近紧急车辆的闪光灯,现在他还能听到一架朝这儿赶来的直升机旋翼声音越来越大。
He could see the flashing lights of emergency vehicles up near the bridge and now he could hear the chop of rotors from an approaching helicopter getting steadily louder.
床杆、沙发架料、合板旋切单板。
而他自己一共制造了20架旋翼飞机。
He keeps 20 autogiros in a mini hangar at his home in Norfolk.
而他自己一共制造了20架旋翼飞机。
He keeps 20 autogiros in a mini hangar at his home in Norfolk.
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