释义 |
unvented /ʌnˈvɛntɪd /adjectiveWithout a vent or outlet: an unvented hot water cylinder...- If central furnace/room heaters with flues are taken as the reference group, the relative risk for wall/floor heaters, both unvented and vented, is 13.
- Space heaters are also classified as vented and unvented.
- The participants included 20 453 people born into homes with unvented coal stoves; 16 606 subsequently changed to stoves with chimneys.
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