无孔

• aporate
• atresia

参考释义

无孔 [wú kǒng]

• -
• 短语
  无孔材 non-pored wood
  无孔磁带 unperforated magnetic tape
  无孔屑(纸)带 chad tape; chadded tape
  无孔纸带卷 virgin paper-tape coil
  无孔轴承 {机} non-porous bearing