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单词
reference acoustic pressure
释义
reference acoustic pressure
reference acoustic pressure
[
′ref·rəns ə′küs·tik ′presh·ər
]
(acoustics)
Magnitude of any complex sound that will produce a sound-level meter reading equal to that produced by a sound pressure of 20 micropascals at 1000 hertz. Also known as reference sound level.
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更新时间:2025/4/1 6:53:57