“orbital replaceable units”的概念、定义、翻译、参考文献-科学参考

单词	orbital replaceable units
释义	orbital replaceable units Encyclopedia 工学（航天产品可靠性）释 orbital replaceable units; ORU在轨可更换单元航天器在轨可进行移动、检查、更换、维修的最低层次单元。
随便看	switching field switching hub switching map switching model switching mode power supply switching network switching noise switching overvoltage switching overvoltage of electric power system switching power supply switching rule switching station switching technique switching theory switching time switch lattice switch mechanism switch region switch-signal generator switch surface switch systems switch tamping car switch transistor switchyard of hydropower station Switzerland

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