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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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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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颤振
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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[频率]颤动，颤振脉动
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irrigation and drainage pump station planning
Irrigation and Drainage Regulations
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irrigation area
irrigation areas in China
irrigation canal system
irrigation date
irrigation development planning
irrigation district management organization
irrigation duty
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irrigation emitter
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irrigation grass industry
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更新时间：2025/9/2 9:04:54