“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	α-radioactivity α ray α-ray α-ray dose α-ray occupational hazard α-ray protection α-recursion α-recursion theory α recursively enumerable set α-recursively enumerable set α recursive set α-recursive set α reduction α-reduction α relaxation α resolvable design α-resolvable design α-rhombohedral boron α-risk α-santalane α-sequence α source α-source α spectroscope α spectroscopy

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