| |||
| ★ 阶跃函数 | |||
| 阶函数 | |||
| ★ 阶梯函数 | |||
| 阶梯［阶跃］函数 | |||
| 阶跃，梯函数 | |||
| 阶段函数; 阶段功能; 阶形函数 | |||
| |||
| 阶跃函数 | |||
|
step function : 29 phrases in 12 subjects |
| Automatic control | 2 |
| Aviation | 1 |
| Business | 2 |
| Construction | 1 |
| Economics | 1 |
| Electronics | 3 |
| Hydroelectric power stations | 2 |
| Mathematics | 3 |
| Oil / petroleum | 3 |
| Polymers | 2 |
| Technology | 8 |
| Telecommunications | 1 |