variable area record
| section
| variable area record | |
| oil | 变面积记录 |
| section | |
| gen. | 栏目; 环节; 部 |
| book.bind. | 配页 |
| hydroel.st. | 节 |
| met. | 区段; 工段 |
| roll. | 轧材 |
| tech. | 部分 |
| |||
| 变面积记录 | |||
|
variable area record : 2 phrases in 2 subjects |
| Earth sciences | 1 |
| Geophysics | 1 |