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受限制的入渔; 有限入渔 |
limited access : 18 phrases in 11 subjects |
Air defense | 1 |
Architecture | 1 |
Construction | 1 |
Cryptography | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Information technology | 1 |
Navigation | 1 |
Nuclear and fusion power | 1 |
Securities | 1 |
Space | 1 |
Technology | 8 |