集气 管: 54 phrases in 14 subjects |
Automobiles | 1 |
Company name | 1 |
Compressors | 1 |
Earth sciences | 1 |
Electronics | 1 |
Metallurgy | 19 |
Oil / petroleum | 8 |
Rail transport | 2 |
Refrigeration | 2 |
Space | 2 |
Surgery | 1 |
Technology | 13 |
Textile industry | 1 |
Water resources | 1 |