bellmouthing

常見例句

• The Application of Non-uniform Bellmouth in Prestressed Concrete Flat-beam
  變截麪喇叭口在預(yù)應(yīng)力混凝土扁梁中的應(yīng)用
• bellmouth orifice
  喇叭孔
• telescopic bellmouth
  套筒式漏鬭口
• square bellmouth transition
  方喇叭形漸變段
• bellmouth area
  喇叭口區(qū)
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