| |||
ring oil bearing | |||
oik ring bearing | |||
oil ring bearing | |||
| |||
ring oil bearing | |||
ring-oiled bearing | |||
| |||
oil-ring bearing |
油环轴承 : 18 phrases in 10 subjects |
Automobiles | 2 |
Chemistry | 1 |
Drilling | 1 |
Electric machinery | 1 |
Electronics | 3 |
Hydroelectric power stations | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Shipbuilding | 1 |
Technology | 5 |