“acoustic shielding”的概念、定义、翻译、参考文献-科学参考

单词	acoustic shielding
释义	acoustic shielding [ǝ`küs·tik `shēld·iŋ] ^ACOUSTICS A sound barrier that prevents the transmission of acoustic energy.
随便看	variable transformer variable visibility variable-volume air system variable waveguide attenuator variable-word-length variance variance ratio test variant variant record variate variate difference method variation variational inequality variational method variational principle variation diagram variation of latitude variation per day variation per hour variation per minute varicap varicella varicocele varicose varicose vein

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