“key-driven calculator”的概念、定义、翻译、参考文献-科学参考

单词	key-driven calculator
释义	key-driven calculator [`kē ´driv·ǝn `kal·kyǝ´lād·ǝr] ^{COMPUTER SCIENCE} A mechanical desk calculator in which numeric selection keys, arranged in columns, are coupled directly to accumulator dials on which the results are visible.
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