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通风道air duct详细»
通风道ventiduct详细»
通风道air channel;air channel或air chute;air drain;air duct详细»
通风道air drain;airdrain;airduct;ventilating duct;ventilation duct详细»
通风道air chute;air drain详细»
通风道air chimney;fan drift;vent gutter;ventiduct;ventilating shaft;ventilation duct详细»
通风道air duct详细»
通风道air chute;air drain;fan drift;vent gutter;ventilating trunk详细»
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