flight support
| structure
| flight support abbr. | |
| China law | 飞行保障 |
| structure abbr. | |
| gymn. | 编排; 成套动作 |
| hydroel.st. | 结构物; 建筑物 |
| hydroel.st. од. | 结构; 构造; 装置 |
| met. | 机构 |
| met. од. | 组织 |
| |||
| 飞行保障 | |||
| 刮板座; 刮板支承 | |||
|
flight support : 26 phrases in 3 subjects |
| Aviation | 18 |
| Space | 7 |
| United States | 1 |