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Block-2R (美国 GPS 改进型导航星) | |||
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Block (美国军用气象卫星) |
布 洛 克 : 31 phrases in 13 subjects |
Agriculture | 1 |
Earth sciences | 1 |
General | 4 |
Mathematics | 3 |
Metallurgy | 2 |
Pharmacology | 5 |
Polymers | 2 |
Reproductive biology | 1 |
Space | 3 |
Surgery | 1 |
Technology | 1 |
Textile industry | 4 |
Veterinary medicine | 3 |