| |||
| 环向压力 | |||
| 圆环压缩 | |||
| 环压力 | |||
|
ring compression : 49 phrases in 11 subjects |
| Automobiles | 19 |
| Aviation | 1 |
| Bridge construction | 2 |
| Compressors | 4 |
| Drilling | 1 |
| Electric machinery | 1 |
| Engineering geology | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 2 |
| Rail transport | 1 |
| Technology | 16 |