Handling loads suspended from rotorcraft 装卸旋翼机上悬吊的货物
In 1945 c . j . ghu turned his attention to rotorcraft and designed a co - axial helicopter , known as the humming bird model a 1945年,朱家仁先生制造了一架共轴双旋翼直升机,即蜂鸟一号。
The research on the rotor blade - vortex interaction ( bvi ) noise is a very important aspect and a very challenging subject in the rotorcraft aeroacoustics field 旋翼桨-涡干扰噪声问题是直升机气动声学领域的一个研究热点和难点。
Besides , a flying quality evaluation code of the military rotorcraft is developed , and the quality levels in hover / low speed flightwere calculated according ads - 33d ( 3 . 3 ) 3 )节中悬停和小速度状态的各项指标,得到了开环状态的品质参数。
This paper is a review of rotorcraft cfd in light of major unsolved problems , and some prospects and solution philosophy for solving them 本报告是依据未解决的重大问题、解决这些问题的若干前景和指导思想对旋翼机计算空气动力学( cfd )所作的评述。
A rotorcraft or rotary wing aircraftOxford English Dictionary is a heavier-than-air flying machine that uses lift generated by wings, called rotor blades, that revolve around a mast. Several rotor blades mounted on a single mast are referred to as a rotor.