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单词
acoustic beam
释义
acoustic beam
美
英
un.
声束
网络
有限声束
英汉
网络释义
un.
1.
声束
1.
声束
...ocity) 音频波为球面波,超声波由于波长短,其
声束
(
acoustic beam
)具有指向性,但仍有一定的扩散角, 其 扩散角与波长与声 …
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2.
有限声束
有限衍射声束,Limited... ... ) Limited-diffraction 有限衍射 )
acoustic beam
有限声束
) limited diffraction beam 有限衍射波 ...
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例句
释义:
声束,有限声束
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X-ray photoelectron spectroscopy
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更新时间:2026/5/23 12:37:39