 |
| Subject | English | Chinese |
| avia. | prerotation gear | 机轮预转的起落架 (飞机放出起落架接地之前，机轮预先旋转) |
| aerohydr. | prerotation vane | 导流〔导向〕片 |
| tech. | prerotation vane | 预旋叶片 |
| avia. | prerotation vanes | 预旋叶片 (置于风洞中风扇的上游) |
|
| Subject | English | Chinese |
| avia. | prerotation gear | 机轮预转的起落架 (飞机放出起落架接地之前，机轮预先旋转) |
| aerohydr. | prerotation vane | 导流〔导向〕片 |
| tech. | prerotation vane | 预旋叶片 |
| avia. | prerotation vanes | 预旋叶片 (置于风洞中风扇的上游) |