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1·The fireproof cover is formed by combining a fire sealing and heat insulating device and a filter fume extractor.

防火罩由封火保温装置和过滤排烟装置两部分组合成。

2·The shell body of the adjustable cooking fume extractor is composed of a fixed main body and a raising and falling cover body.

本可调式排油烟机的壳体由固定本体和可升降的罩体组成。