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油膜振荡
释义
油膜振荡
Encyclopedia
工学
转子动力学
释
oil whip
油膜振荡
油膜涡动频率与一阶临界转速相同时产生共振,振幅增大、轴心轨迹突然变成扩散的不规则曲线,半频谐波振幅值增加到接近或超过基频振幅;转速继续升高,涡动频率保持不变,始终等于转子的一阶临界转速的现象。
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left congruence
left congruence rejection
left congruent element
left continuity
left-continuous
left-continuous function
left-continuous process
left coperfect topological ring
left coprime elements
left-corner parsing method
left coronary artery
left coset
left coset decomposition
left coset space
left decomposition
left delimiter of an entry
left denominator
left derivation
left derivative
left derived functor
left differentiability
left differentiable function
left differential
left differential coefficient
left dimension
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