| |||
| 顺序接通继电器; 程序装置 | |||
| 序列时间调节器; 顺序时间调节器; 时序脉冲发生器 | |||
|
sequence timer : 6 phrases in 5 subjects |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Scientific | 1 |
| Space | 1 |
| Technology | 2 |
| |||
| 顺序接通继电器; 程序装置 | |||
| 序列时间调节器; 顺序时间调节器; 时序脉冲发生器 | |||
|
sequence timer : 6 phrases in 5 subjects |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Scientific | 1 |
| Space | 1 |
| Technology | 2 |