gravity return
| system
| gravity return | |
| tech. | 重力回水; 重力回流 |
| system | |
| gen. | 体 |
| IMF. | 安排 |
| leath. | 网 |
| med. | 派 |
| met. | 装置 |
| met. од. | 系 |
| tech. | 制度; 方法 |
| tech. од. | 体系; 系统 |
| |||
| 重力回水; 重力回流 | |||
|
gravity return : 11 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Technology | 10 |