工学 相位裕度 释 phase margin 相位裕度 控制系统开环幅相频率特性的幅值等于1的向量与负实轴的夹角。控制系统的一个动态性能指标，从相位上反映了控制系统稳定的富裕量。
计算机应用 计算机控制 释文 phase margin 相位裕度
- rectangular element
- rectangular equilateral triangle
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- rectangular game
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- rectangular-hysteresis-loop soft magnet
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- rectangularity
- Rectangular Lacquer Box with BoneInlay from the Tomb of Feng Sufu
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