first difference
| of
| variables
| first difference | |
| tech. | 一阶有限差; 一阶差分; 一次差 |
| of | |
| gen. | 的; …的; 关于 …的; …做成 的; 对…; … 的 |
| variable | |
| gen. | 多变的 |
| hydroel.st. | 易变的 |
| math. | 随机变量; 随即变量 |
| qual.cont. | 计量值 |
| sport. | 可变的 |
| stat. | 数量特性; 变数 |
| tech. од. | 变量; 变数 |
| |||
| 一阶有限差; 一阶差分; 一次差 | |||
|
first difference : 21 phrases in 9 subjects |
| Aviation | 2 |
| Business | 5 |
| Chemistry | 1 |
| Electronics | 1 |
| Mathematics | 2 |
| Nautical | 1 |
| Polymers | 1 |
| Space | 1 |
| Technology | 7 |