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acoustic impedance
释义
WordReference Random House Unabridged Dictionary of American English © 2024
acous
′
tic imped
′
ance,
[
Acoustics.
]
Physics
the total reaction of a medium to the transmission of sound through it, expressed as the ratio of sound pressure to particle velocity at a given point in the medium.
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hydroxylase
hydroxyl group
hydroxyl ion
hydroxynaphthalene
hydroxyproline
hydroxytryptamine
hydroxyurea
hydroxyzine
hydrozincite
hydrozoan
hydrus
hyena
hyenoid
hyet-
hyetal
hyeto-
hyetograph
hyetographically
hyetography
hyetologist
hyetology
hygeia
hygeist
hygieia
hygieian
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更新时间:2026/9/21 8:46:53