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上管機設備：上管機在一步法設備中主要起到上管的作用，機組運行時通過變頻調速，可以實現多段速運行，快速追管，與撥管器配套使用可以實現快速上管。

 Pipe loading machine: the pipe loading machine mainly plays the role of pipe loading in the one-step production line. When the unit is running, it can realize multi-stage speed operation and fast pipe tracking through frequency conversion and speed regulation. It can realize fast pipe loading when used together with the pipe s