送纸辊间隙调整采用自锁结构。
The space adjustment between the feed rollers adopt self-locking structure.
送纸辊表面比较锋利，运行时请将手、头发远离送纸辊，以防伤及人或损坏设备。
The surface of the feed roller is rather sharp, to prevent injuries to body or damage to equipment, please keep your hand, hair away from it when runs.
电机，所述电机设置在所述打印头的第二侧，以便给所述送纸辊和所述切割器机构提供驱动力；
An electric machine is arranged at the second side of the printing heads so as to supply driving force for the paper feeding roller and the cutting apparatus mechanism.
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