“spot punch”的概念、定义、翻译、参考文献-科学参考

单词	spot punch
释义	spot punch [`spät ´pǝnch] ^{COMPUTER SCIENCE} A hand-operated device resembling a pair of pliers, for selectively punching holes in punch cards.
随便看	traffic flow security traffic forecast traffic noise traffic pattern traffic recorder traffic signal tragacanth tragion-nasal root Tragulidae Traguloidea tragus T rail trail trail angle trailer trailer card trailer label trailer record trail formation trailing antenna trailing edge trailing-edge tab trailing pad trailing zero train

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