| |||
| 活塞环矩形环; 矩形密封圈 | |||
| 矩形环 | |||
|
rectangular ring : 11 phrases in 6 subjects |
| Automobiles | 2 |
| Chemistry | 1 |
| Compressors | 2 |
| Sealing | 4 |
| Technology | 1 |
| Wind Energy | 1 |
| |||
| 活塞环矩形环; 矩形密封圈 | |||
| 矩形环 | |||
|
rectangular ring : 11 phrases in 6 subjects |
| Automobiles | 2 |
| Chemistry | 1 |
| Compressors | 2 |
| Sealing | 4 |
| Technology | 1 |
| Wind Energy | 1 |