near-sonic 中文意思是什麼

near-sonic 解釋
adj. 形容詞 【航空】近音速的。

  • near : adv 1 近 接近 鄰接 （opp far）。2 〈口語〉幾乎 差不多 將近。3 節省地。prep 接近 在…的近旁；快要。...
  • 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
  1. Better agreements between computation results and experimental data were found using the models. ( 4 ) two phenomena in straight - convergent - divergent - straight microchannels were identified, which are different from the macroflow through experimental studies. one is that the first appearing sonic point position in microchannels is not near throat cross - section

    （ 4 ）對等直收縮擴張等直微管道中氣體流動的實驗研究發現兩個特異現象：其一為微管道內最早出現聲速點的位置不一定在喉部附近，其二為微管道中的臨界壓比與常規值有很大差別。
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