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The damaged bevel and pipe ends are identified and repaired.
损坏的管端及坡口已被发现并修复。
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A pipe end bevel forming machine is one of the key equipment for piping construction.
管道坡口成形机是管道施工的关键设备。
youdao
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A pipe end bevel forming machine is one of the key equipment for piping construction.
管道坡口成形机是管道施工的关键设备。
youdao