可以在打印过程中调整双向打印精度。
Can adjust the print accuracy of two direction during the printing process.
最好不要在打印机处于打印过程中关闭电源。
It is best not to print in the printer in the process of closing power.
全新绕纸放料结构，保证打印过程中，张力一致，使放料更平稳。
New feeding structure, make sure consistent tension and stable feeding.
全新绕纸放料结构，保证打印过程中，张力一致，使放料更平稳。
New feeding structure, make sure consistent tension and stable feeding.
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