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自然条件 | |||
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自然条件 | |||
天然条件; 真实条件 |
natural conditions : 17 phrases in 11 subjects |
Agriculture | 2 |
Aviation | 2 |
Desert science | 2 |
Ecology | 1 |
Economy | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Information technology | 1 |
Metallurgy | 1 |
Plastics | 1 |
Technology | 4 |