 |
| |||
| 泉眼; 泉口 | |||
| |||
| 钢板弹簧卷耳; 泉眼; 簧眼; 钢板弹簧〔眼孔〕; 卷耳 | |||
| spring eyes: 20 phrases in 4 subjects |
| Automobiles | 12 |
| Computer numerical control | 1 |
| Shipbuilding | 2 |
| Technology | 5 |
|
| |||
| 泉眼; 泉口 | |||
| |||
| 钢板弹簧卷耳; 泉眼; 簧眼; 钢板弹簧〔眼孔〕; 卷耳 | |||
| spring eyes: 20 phrases in 4 subjects |
| Automobiles | 12 |
| Computer numerical control | 1 |
| Shipbuilding | 2 |
| Technology | 5 |