字典網>> 英漢字典>> U開頭詞條>>ultra-acoustics的意思 漢英字典ultra-acoustics中文翻譯：n. 超聲學相關詞條：ultra-violet barrier ultraviolet region ultrafashiinable ultrasonic level gage ultraviolet-visible spectrophotometry ultrasonic light diffraction ultrasonic thickness indicator ultrahigh frequency loop ultraphotometer ultrarapid