A long drum roll introduced the trapeze artists.
长长的一阵紧锣密鼓声中迎来了高空秋千表演者。
Other pieces of abandoned drums are usually not damaged like rubber faces, thereby wasting pieces of band conveyers, and long drum replacement time causes influences to production.
而报废的滚筒通常只是胶面磨损而其他部件则完好无损，造成滚筒这种大型胶带机部件 的浪费，且更换整个滚筒所需时间较长影响生产。
Other pieces of abandoned drums are usually not damaged like rubber faces, thereby wasting pieces of band conveyers, and long drum replacement time causes influences to production.
而报废的滚筒通常只是胶面磨损而其他部件则完好无损，造成滚筒这种大型胶带机部件 的浪费，且更换整个滚筒所需时间较长影响生产。
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