| |||
间歇岀油 | |||
| |||
油井间歇油流 | |||
脉动式喷出 |
heading flow : 21 phrases in 11 subjects |
Automobiles | 2 |
Bridge construction | 1 |
Electric machinery | 1 |
Metallurgy | 1 |
Nuclear and fusion power | 1 |
Oceanography & oceanology | 3 |
Oil / petroleum | 1 |
Rail transport | 1 |
Refrigeration | 1 |
Shipbuilding | 1 |
Technology | 8 |