![]() |
| |||
轴转动 | |||
轴的旋转 |
rotation of axis : 26 phrases in 12 subjects |
Automobiles | 3 |
Aviation | 1 |
Bridge construction | 2 |
Drilling | 1 |
Electronics | 1 |
Hydroelectric power stations | 2 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Plastics | 1 |
Space | 1 |
Sports | 2 |
Technology | 10 |