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微穿孔板吸声体
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微穿孔板吸声体
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微穿孔板吸声体
释
micro-perforated panel sound absorber
微穿孔板吸声体
将穿有小孔的薄板四周密闭地安装在刚性壁面前,穿孔板与壁面之间留有一定深度的空腔而形成的吸收声能、降低声音的构件。
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phase-locked pump-probe absorption spectroscopy (PLPP)
phase locked spontaneous light emission spectroscopy
phase-locked spontaneous light emission spectroscopy
phase locking
phase-locking
phase locking laser
phase-locking laser
phase margin
phase mask
phase mask coronagraph
phasemass
phase match
phase matching
phase matching angle
phase measurement
phase-measuring interferometer
phase-measuring interferometry
phasemeter
phase mismatch
phase mixing
phase modulation
phase modulation and demodulation
phase modulation of hydro-generator unit
phase modulation, PM
phase modulator
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