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帕斯瓦尔定理
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帕斯瓦尔定理
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帕斯瓦尔定理
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Parseval's theorem
帕斯瓦尔定理
信号的总能量既可以按照每单位时间内的能量在整个时间内的积分计算出来,也可以按照每单位频率内的能量在整个频率范围内的积分而得到的定理。又称Parseval关系或帕塞瓦尔定理。
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alternate matrix geometry
alternate phyllotaxy
alternate product of tensors
alternate series
alternating
alternating algebra
alternating algorithm
alternating bilinear form
alternating chain
alternating circuit
alternating circuit, AC circuit
alternating continued fraction
alternating continuous wave
alternating copolymer
alternating copolymerization
alternating current
alternating current, AC
alternating-current and direct-current electromagnet yokes test instrument
alternating current arc source
alternating current bridge
alternating-current bridge
alternating current bridge, AC bridge
alternating [current] circuit
alternating current circuit
alternating [current] circuit, AC circuit
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