“acoustic grating”的概念、定义、翻译、参考文献-科学参考

单词	acoustic grating
释义	acoustic grating [ǝ`küs·tik `grāt·iŋ] ^ACOUSTICS A series of rods or other suitable objects of equal size placed in a row a fixed distance apart; causes sounds with different wavelengths to be diffracted in different directions.
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