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词汇 room-sealed
释义

Definition of room-sealed in English:

room-sealed

adjective
  • Having the combustion air inlet and the combustion products outlet isolated from the room in which an appliance is installed.

Origin

1960s; earliest use found in B.S.I. News.

Definition of room-sealed in US English:

room-sealed

adjective
  • Having the combustion air inlet and the combustion products outlet isolated from the room in which an appliance is installed.

Origin

1960s; earliest use found in B.S.I. News.

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