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通风面积 tōngfēng miànjī
met. draught area (反射炉的)
tech. air-handling area; air-handling arrange; vent area; ventilated area; ventilating area; ventilation area
通风面积范围 tōngfēng miànjī
archit. air handling area
通风面积: 1 phrase in 1 subject
Automobiles1