| 释义 |
穿孔 chuān kǒng
基本例句
perforationX punch Xto punchpunch holepertusionperforatetresisPiercebroach outpunchingthrough holedrillinggaddingfull length borepunctureforaminosekeypunching
一种可以进行群穿孔的设备。A device that do gang punch.
一组卡片，通常是一叠完整的穿孔卡片，它具有确定的服务对象和明确的用途。A collection of cards, commonly a complete set of cards which have been punched for a definite service or purpose.
不开口的，不穿孔的Having no opening; not perforated.
在穿孔的连续格式纸上，割线之间的间距。In perforated continuous forms paper, the interval between cuts. |