“external device”的概念、定义、翻译、参考文献-科学参考

单词	external device
释义	external device [ek`stǝrn·ǝl di`vīs] ^ENGINEERING A piece of equipment that operates in conjunction with and under the control of a central system, such as a computer or control system, but is not part of the system itself.
随便看	operation cycle operation decoder operation number operation part operation process chart operation register operations research operations sequence operation time operative ankylosis operator operator algebra operator hierarchy operator interrupt operator process chart operator productivity operator's console operator subgoaling early enzyme early finish date early gene early start date early-type spiral early-type star early-warning/control and reporting post

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