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diffraction instrument; diffractometer | |||
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diffractometer |
衍射仪: 60 phrases in 13 subjects |
Aviation | 3 |
Chemistry | 4 |
Desert science | 1 |
Earth sciences | 2 |
Electronics | 13 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Geology | 2 |
Information technology | 1 |
Metallurgy | 15 |
Plastics | 1 |
Space | 5 |
Technology | 10 |