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limiting ray
释义
limiting ray
limiting ray
[
′lim·əd·iŋ ′rā
]
(acoustics)
Any ray which is tangent to a plane at which the velocity of propagation of sound has a maximum value, either at a boundary of the medium of propagation or at a level where the velocity gradient changes sign.
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更新时间:2026/6/9 19:24:15