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我厂一制造的皮带机滚筒几何形状较特殊,中心部分有腰鼓形圆筒,两端轴孔较小,绕圆周有12根筋分两段均匀分布(图1)。
I made a factory conveyor belt roller geometry is more special, the central part of the waist drum-shaped cylinder, both ends of the shaft hole smaller, around the circumference of 12 ribs evenly distributed in two sections (Figure 1).