• The present invention is one kind of automatic servo mechanism for winding and unwinding flexible pipe, and belongs to the field of machine making technology.

    发明柔性管线自动伺服机构属于机械制造领域

    youdao

  • The present invention is one kind of automatic servo mechanism for winding and unwinding flexible pipe, and belongs to the field of machine making technology.

    发明柔性管线自动伺服机构属于机械制造领域

    youdao

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