air exit hole

常见例句

双语例句

• 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).
  这种燃烧器的方式系统的金属熔体的火焰推出境口岸打击在炉内的通常会举行一个木炭炉的丙烷燃烧器。
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