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高压天然气 | |||
压缩煤气; 高压 (气体) | |||
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高压气 | |||
高压气体 |
high-pressure gas : 50 phrases in 11 subjects |
Agriculture | 1 |
Aviation | 3 |
Chemistry | 2 |
Electronics | 3 |
Explosives and Explosive Ordnance Disposal | 2 |
Geology | 2 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 7 |
Space | 4 |
Technology | 23 |