A line of punch positions parallel to the shorter edges of a punch card.
平行于穿孔卡短边的一行穿孔位置。
When you get to work, you put your card in the punch clock, and it will print your starting time on the card.
你来上班的时候,把你的卡片放进考勤钟,它就会打出你的上班时间。
A line of punch positions parallel to the Y datum line of a punch card.
基准线平行,在地平面或者基准平面上。
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