optical equipment

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  • un.光字装置
  • Web光学设备;光电设备;光学仪器
un.
1.
光字装置

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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