variable interval
| reinforcement
| variable interval abbr. | |
| el. | 可变间隔 |
| reinforcement abbr. | |
| cables од. | 加强层 |
| environ. | 查制度, 觳; 追查制度; 进度检查 |
| hydroel.st. | 配筋 |
| hydroel.st. од. | 钢筋 |
| met. | 增强; 加厚 |
| sport. | 加固; 加强 |
| |||
| 可变间隔 | |||
|
variable interval : 10 phrases in 7 subjects |
| Air defense | 1 |
| Artificial intelligence | 1 |
| Business | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Statistics | 1 |
| Technology | 3 |