three-dimensional migration
| in two
| steps
| three-dimensional migration | |
| tech. | 三维偏移 |
| in two | |
| gen. | 为二 |
| step | |
| gen. од. | 步 |
| econ. | 措施; 手段 |
| hydroel.st. | 阶段; 步长 |
| met. | 级 |
| roll. | 道次 |
| space | 分级; 分步; 节距 |
| |||
| 三维偏移 | |||
|
three-dimensional migration : 12 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Technology | 11 |