“operational maintenance”的概念、定义、翻译、参考文献-科学参考

单词	operational maintenance
释义	operational maintenance [´äp·ǝ`rā·shǝn·ǝl `mānt·ǝn·ǝns] ^ENGINEERING The cleaning, servicing, preservation, lubrication, inspection, and adjustment of equipment; it includes that minor replacement of parts not requiring high technical skill, internal alignment, or special locative training.
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科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。