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飞行器弹性结构在均匀气流中由于受到气动力(见空气动力)、弹性力和惯性力的耦合作用而发生的振幅不衰减的自激振动。
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由于弹性结构从气流中汲取能量而导致的结构振动。
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弹性结构在均匀气流中由于受到气动力(见空气动力)、弹性力和惯性力的耦合作用而发生的振幅不衰减的自激振动,这时的速度叫颤振临界速度。
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National Archives of Russian Federation
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National Assessment of Compulsory Education Quality in China
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national asset unfreezing scam
national assimilation
National Association for Stork Car Auto Racing
National Association for the Advancement of Colored People,U.S.
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national astronomical data center
National Astronomical Observatories, Chinese Academy of Sciences
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