Direction of fanner pass in and out is located in on an axes, enter, exit flange diameter is identical.

 
  • 透風(fēng)機進(jìn)岀目標處于一點(diǎn)軸線(xiàn)上,進(jìn)、岀口法蘭口徑一樣。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan