“直升机”的概念、定义、翻译、参考文献-科学参考

单词	直升机
释义	直升机 Encyclopedia 工学直升机释 helicopter直升机以发动机驱动旋翼旋转作为升力和推进力来源，能垂直起落、悬停并能进行前飞、侧飞、后飞、定点回转等可控飞行的重于空气的航空器。
随便看	traffic accident rate traffic accident rescue traffic accident review traffic accidents black-spots traffic advertisement traffic alert and collision avoidance system traffic allocation traffic analysis Traffic assignment forecast traffic big data traffic big data visualization traffic bottleneck traffic broadcast traffic broadcasting system Traffic capacity of ship channel, traffic capacity of waterway traffic capacity of waterway traffic carbon footprint traffic card system traffic channel traffic characteristics traffic command and dispatch traffic command center traffic complex Traffic Congestion traffic congestion index

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