It is device for guiding fin tube that is in fining process. It transfer welded fin tube to outside without machine stop.
此装置在翅片焊接过程中为翅片管的导出装置，即将焊接好后的翅片管传送出来，而机器不用停机。
Rest of airframe welded steel tube, with pilot and fixed fin at rear and engine and fuel tank at front, resting on two pontoons of rubberized fabric.
其余机身焊接钢管，与飞行员，在后方，发动机和燃料箱固定鳍在前面，胶布的两个浮筒休息。
One of the fundamental measures to simplify a boiler enclosure and to improve its gas tightness is to use the welded broad-fin tube wall construction.
解决锅炉烟气侧严密性和简化炉衬的根本措施之一，是采用全焊膜式壁结构。在炉膛部分，应用膜式水冷壁已有多年运行经验，已作为成熟结构普遍采用。
One of the fundamental measures to simplify a boiler enclosure and to improve its gas tightness is to use the welded broad-fin tube wall construction.
解决锅炉烟气侧严密性和简化炉衬的根本措施之一，是采用全焊膜式壁结构。在炉膛部分，应用膜式水冷壁已有多年运行经验，已作为成熟结构普遍采用。
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