digital variable
| frequency
| digital variable abbr. | |
| hydroel.st. | 数字量 |
| frequency abbr. | |
| econ. | 频次数 |
| geophys. | 频率 |
| met. | 周率; 出现率; 发生次数 |
| radio.amat. од. | 频率 |
| sport. | 次数 |
| stat. | 频数 |
| tech. | 频率 |
| telecom. | 频次 |
| |||
| 数字量 | |||
| 数字变量 | |||
|
digital variable : 8 phrases in 4 subjects |
| Chemistry | 1 |
| Electronics | 5 |
| Space | 1 |
| Steel production | 1 |