vertical stack
| section
| vertical stack abbr. | |
| oil | 垂直叠加 |
| section abbr. | |
| gen. | 栏目; 环节; 部 |
| book.bind. | 配页 |
| hydroel.st. | 节 |
| met. | 区段; 工段 |
| roll. | 轧材 |
| tech. | 部分 |
| |||
| 垂直叠加 | |||
| 垂直堆积 | |||
|
vertical stack : 6 phrases in 3 subjects |
| Geophysics | 1 |
| Oil / petroleum | 2 |
| Technology | 3 |