流 量 调节器 : 38 phrases in 16 subjects |
Automobiles | 3 |
Aviation | 3 |
Chemistry | 1 |
Drilling | 1 |
Earth sciences | 2 |
Electronics | 1 |
Metallurgy | 2 |
Mining | 1 |
Oil / petroleum | 5 |
Oil processing plants | 1 |
Plastics | 1 |
Refrigeration | 1 |
Space | 5 |
Submarines | 3 |
Technology | 7 |
Textile industry | 1 |