second-order aberration
| coefficient
| second-order aberration abbr. | |
| tech. | 次级像差 |
| coefficient abbr. | |
| gen. | 系 数 |
| avia. | 协同因素 |
| earth.sc. | 导数; 因素 |
| hydroel.st. | 常数 |
| interntl.trade. | 折算率 |
| radio.amat. | 系数 |
| space | 因数 |
| tech. | 率 |
| tech. од. | 系数 |
| |||
| 次级像差 | |||
|
second-order aberration : 2 phrases in 1 subject |
| Technology | 2 |