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来自维基百科,自由的百科全书
鼓风机是一種能改變气体流動方向的机械装置,而且氣體進入鼓風機後,氣壓會增大,之後鼓風機再將氣體排出。而排出的氣體氣壓相對於進鼓風機時的氣壓,前者更大。[1][2]中國古代炼铁時就用到了鼓風機,因為炼铁時需要上千度的高温,人們通過鼓風機将风灌入炼铁炉助长火势,藉以提高炉火的温度。[3]
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