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| верхний слой; поверхность | |||
| плавающая головка | |||
| 浮 头: 48 phrases in 14 subjects |
| Automated equipment | 1 |
| Aviation | 2 |
| Business | 1 |
| Dialectal | 2 |
| Drilling | 2 |
| Electronics | 2 |
| Forestry | 2 |
| General | 13 |
| Nautical | 2 |
| Oil and gas | 2 |
| Oil processing plants | 2 |
| Oilfields | 1 |
| Polymers | 1 |
| Technology | 15 |