“aviation product preventive maintenance”的概念、定义、翻译、参考文献-科学参考

单词	aviation product preventive maintenance
释义	aviation product preventive maintenance Encyclopedia 工学航空维修工程释 aviation product preventive maintenance航空产品预防性维修通过系统检查、检测和消除航空产品的故障征兆和隐患，使其保持在规定状态所进行的全部活动。
随便看	null value relational model null variety null vector null width NUMA Numancia Numano Mitsuyoshi number number average molar mass number-average molar mass number average molecular weight number-average molecular weight number axis number code number counting number counts of galaxy number cycle number density number density profile number distribution function number domain numbered asteroid numbered set numbered supernova number example

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