你即將離開本站

並前往https://ntrs.nasa.gov/api/citations/20110011143/downloads/20110011143.pdf

Acoustic Absorption in Porous Materials - NASA Technical ...

Foams are an example of a porous material used as acoustic absorbers. Foams are solid materials with a large number of gas bubbles trapped throughout the volume ...

確定！ 回上一頁

查詢 「Porous materials」的人也找了：

  1. Porous surfaces
    2.
  2. Porous materials inc
    3.
  3. porous materials中文
    4.
  4. Journal of porous materials
    5.
  5. porous materials examples
    6.
  6. porous中文
    7.
  7. Porous structure
    8.
  8. non porous materials
    9.