perforating machine

基本解釋

This machine is auxiliary equipment for rewinding perforating toilet paper machine and diamond paper machine.
本機為復(fù)卷打孔衛(wèi)生紙機、方巾紙機的輔助設(shè)備。
Perforating Machine IBM's first patent (issued July 25, 1911) described an invention related to punched-card tabulation.
美國專利＃998631：打孔機 IBM的第一項專利（1911年7月25日發(fā)布）介紹有關(guān)打孔卡制表的一項發(fā)明。
The binding module group is superposed by three boards, therefore the perforating binding machine has the advantages of less elements and easy assembling.
藉此，所述裝訂模組由三片板體所疊置而成，因此構(gòu)件較少，組裝容易。
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