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壅塞
释义
壅塞
Encyclopedia
理学
跨声速流动
释
choking
壅塞
管道中某一截面处的流速达到声速时所发生的一种流动现象。其表现为:不论管道出口外压强如何降低,声速截面前的流速、压强等都不再发生变化,相应地流量也保持不变。壅塞有许多种,常见的有超声速风洞(见风洞)起动壅塞、飞机进气道壅塞、摩擦管壅塞和加热管壅塞等。
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spectral norm
spectral number
spectraloid
spectral operator
spectral optimization algorithm
spectral order
spectral parameter
spectral perturbation theory
spectral phase interferometry for direct electric-field reconstruction
spectral phase interferometry for direct electric-field reconstruction, SPIDER
spectral point
spectral power
spectral power density
spectral power spectrum
spectral problem
spectral process
spectral projections
spectral projector
spectral property
spectral purity
spectral radiance
spectral radiant emissivity
spectral radiant emittance
spectral radiant energy
spectral radiant energy density
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