first motion
| approximation
| first motion abbr. | |
| avia. | 起始运动; 起飞 |
| desert. | 初始运动 |
| eng.geol. | 初动 |
| approximation abbr. | |
| fin. | 约计 |
| interntl.trade. | 近似数 |
| met. | 略计; 概算 |
| space | 近似; 逼近 |
| sport. | 接近; 近似值; 近似法 |
| wind. | 近似 |
| |||
| 起始运动; 起飞 | |||
| 初始运动 | |||
| 地震初动 | |||
| 直接运动; 初动 | |||
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first motion : 12 phrases in 5 subjects |
| Aviation | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Space | 1 |
| Technology | 8 |