- 备件: spare parts; attachment; rep ...
- 备用: reserve; spare; alternate; b ...
- 装置: installation; device; appara ...
- 备件备件备用零件: spare parts
- 备用装置: backudevice; emergency installation; emergency set; emergency unit; reserve plant; spare plant; stand-by unit
关注微信公众号：chachacidian，回复:备件备用装置，即可在微信中查询翻译
