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.
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；
This paper introduced the characters and the effect of coal saving of three - roller stratified coal feeding devices in operation.
文章介绍了三辊式分层给煤装置在使用中的特点以及节煤效果。
The unit includes paper feeding, slitting, pre-press and creasing, with lower paper roller, to meet the requirements of diff.
该机以送纸、分切、预压、压痕为序，并配有下带纸轮，可适应各种纸箱分切和压痕的不同要求。
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