air exit hole

常见例句

雙語例句

• The way this burner system melts metal is simply by pushing the flame exit port up against the hole in the furnace which ordinarily would hold the propane burner (or air blast on a charcoal furnace).
  這種燃燒器的方式系統的金屬熔躰的火焰推出境口岸打擊在爐內的通常會擧行一個木炭爐的丙烷燃燒器。
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