| |||
ring-oiling | |||
oil ring lubrication | |||
ring lubrication; ring oiling | |||
oil-ring lubrication; ring lubrication (法); ring-oil | |||
| |||
ring lubrication |
油环润滑 : 50 phrases in 12 subjects |
Automobiles | 5 |
Chemistry | 2 |
Compressors | 2 |
Drilling | 1 |
Electric machinery | 2 |
Electronics | 2 |
Mechanic engineering | 2 |
Metallurgy | 5 |
Oil / petroleum | 4 |
Plastics | 1 |
Shipbuilding | 1 |
Technology | 23 |