“upper curtate”的概念、定义、翻译、参考文献-科学参考

单词	upper curtate
释义	upper curtate [`ǝp·ǝr `kǝr´tāt] ^{COMPUTER SCIENCE} The upper or top part of a punch card; on a standard card it contains the 11 (or X), 12 (or Y), and 0 punch positions, that is, the zone punch positions.
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