fan n.风扇;扇子;扇形物n.迷;狂热爱好者vt.扇;展开扇形;煽动vi.成扇形;[棒]三振出局
双语例句
Press-in style means the fan situated in front of the bag-house,which works at positive pressure. 压入是式风机位于除尘器之前,除尘器为正压工作。
Because of their efficiency, compactness, and simplicity of installation, axial flow fans have become increasingly used in recent years. 由于它们效率高,体积小,装配简易,轴流式通风机近些年来使用得越来越多了。