sonic frequency 中文意思是什麼

sonic frequency 解釋
單頻
  • sonic : adj. 1. 【物理學】（利用）音波的；聲音的；音速的。2. 能發聲音的。adv. -ically
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. The main experiments : the relationship between the sonic intensity and the pressure of the steam that leak out of the boiler ; the relationship between the level of the intensity of the leak noise and the capability of boiler ; the effect that wave - guide tube has on the detection of leak noise ; the specialties of sonic intensity level of background noise and distributing in frequency

    主要實驗內容為：泄漏噪聲聲強級與泄漏蒸汽壓力之間關系；泄漏噪聲聲強級與鍋爐容量的關系；泄漏噪聲聲強級與泄漏孔徑的關系；波導管對泄漏噪聲測量的影響；爐內背景噪聲的聲強級和頻域分佈特點。
  2. The main results are as follows : 1. the apparatus is fit for measuring sonic frequency damping capacities of alloys. the characteristics of it are low cost, simple structure and high measuring precision

    主要結論如下： 1 ）開發出的聲頻阻尼測試系統，成本低，構造簡單，測試精度高，適于科研和工程中阻尼合金的聲頻阻尼測試。
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