precessing
| vortex core
| precess | |
| gen. | 进动; 按岁差向前运行 |
| vortex core | |
| auto. | 涡流束 |
| avia. | 旋涡中心 |
| desert. | 涡旋中心 |
| el.mach. | 涡带 |
| hydroel.st. | 涡核; 涡心 |
| |||
| 进动; 按岁差向前运行 | |||
| 产生进动; 按岁差向前运行; 旋进 | |||
|
precessing : 14 phrases in 8 subjects |
| Animal husbandry | 4 |
| Desert science | 2 |
| Electronics | 1 |
| General | 3 |
| Mining | 1 |
| Plastics | 1 |
| Space | 1 |
| Technology | 1 |