打孔

Available for 2 hours from the time shown by the punch mark on date of issue only.

仅以票面打孔日期上所示的2小时内为限。

They cut holes on the sheet of metal with a punch press.

例句1。他们用冲床在金属板上打孔。

A data medium in or on which data have never been recorded, e.g., paper that is unmarked; punch tape that has no holes.

一种数据介质，在其内或其上从未记录过数据。例如，未用过的纸，没有穿孔的打孔用纸带。

Chad: The small round pieces of paper waste produced during the production of punched paper tape and punch cards.

孔屑：纸带或咭在打孔时所产生的圆形纸屑。

Chad: The small round pieces of paper waste produced during the production of punch ed paper tape and punch cards.

孔屑：纸带或咭在打孔时所产生的圆形纸屑。

Keyboard paper tape punch and verifier ?

键盘纸带打孔和验孔器。。

Punch card: Card punched with a pattern of holes encoding data for storage and reading.

穿孔卡：依照固定模式打孔，作为代码，贮存和阅读资料的卡。

On 70 mm film, a small punched hole placed between every fifth perforation.

在70mm胶片上，使每五个齿孔之间有一个小的打孔。

The little solid round dots of paper made when paper tape is punched with information.

根据信息在纸带上打孔时，纸张上会出现小的固体圆点。

Lynette: No. I got a hole puncher.

没有，我有个打孔机。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。