Connection apparatus for a helicopter rotor blade, comprising.

连接装置的直升机转子叶片，其中包括。

youdao

This paper presents a simulation method of the defective lag damper fault on a helicopter rotor test rig.

提出了一种在模型直升机旋翼故障试验台上模拟减摆器失效故障方法。

youdao

A refined aeroelastic model of a helicopter rotor blade with swept tips is established based on model matching.

以动力学模型和气动模型相匹配为原则，建立了后掠桨尖旋翼的细致气弹模型。

youdao

It's a single rotor helicopter powered by batteries made by US Hybrid.

VOA: standard.2010.08.11

From the British base, a twin-rotor helicopter ferries U.S. Marines and equipment to Camp Dwyer, another British base that now is also home to the U.S. Marines 24th Expeditionary Unit.

NPR: Trip Illuminates Life on Bases Across Afghan Desert

This means it can hover like a helicopter, but when flying forwards can reduce the speed of the main rotor and let the wings provide part of the lift.

ECONOMIST: Chop, chop

The second is the introduction of the world's first civilian tilt-rotor aircraft a cross between a light aircraft and a helicopter.

ECONOMIST: INNOVATION