upper surface
| transition
| upper surface | |
| archit. | 顶面 |
| avia. | 上翼面; 上表面; 气泡表面; 上平面 |
| tech. | 上端; 顶部; 顶端 |
| transition | |
| anim.husb. | 换场 |
| golf. | 转换阶段 |
| gymn. | 过渡动作 |
| hydroel.st. | 过渡; 转变 |
| journ. | 过渡语 |
| sport. од. | 变迁 |
| transp. | 过境; 转运 |
| |||
| 顶面 | |||
| 上翼面; 上表面; 气泡表面; 上平面 | |||
| 上端; 顶部; 顶端 | |||
| |||
| 上表，翼面 | |||
|
upper surface : 19 phrases in 9 subjects |
| Agriculture | 1 |
| Aviation | 7 |
| Bridge construction | 2 |
| Medicine - Alternative medicine | 2 |
| Metallurgy | 2 |
| Scientific | 1 |
| Swimming | 1 |
| Technology | 2 |
| Wind Energy | 1 |