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keel mark; keel (mark) |
码印 : 36 phrases in 15 subjects |
Agriculture | 1 |
Architecture | 1 |
Business | 1 |
Cryptography | 1 |
Economy | 2 |
Electronics | 2 |
Exhibitions | 1 |
General | 6 |
Genetics | 1 |
Metallurgy | 1 |
Multimedia | 1 |
Nautical | 1 |
Technology | 9 |
Telecommunications | 2 |
Textile industry | 6 |