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参考 | |||
参考资料 | |||
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标准物质材料 | |||
参考资料 | |||
参考材料 | |||
标准样品; 基准物质 | |||
标准试样 | |||
标准物质 | |||
参比物质; 标准材料; 基准材料 | |||
参考物质 | |||
English thesaurus | |||
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RM |
reference materials: 30 phrases in 11 subjects |
Aviation | 4 |
Chemistry | 3 |
Earth sciences | 4 |
Electronics | 2 |
Geophysics | 1 |
Librarianship | 4 |
Nautical | 1 |
Space | 4 |
Technology | 5 |
United Nations | 1 |
Water resources | 1 |