 |
| |||
| ställbar propeller | |||
| 英语 词库 | |||
| |||
| adjustable pitch propeller (ssn); controllable pitch propeller (ssn) | |||
|
variable pitch propeller : 3 短语, 1 学科 |
| 运输 | 3 |
|
| |||
| ställbar propeller | |||
| 英语 词库 | |||
| |||
| adjustable pitch propeller (ssn); controllable pitch propeller (ssn) | |||
|
variable pitch propeller : 3 短语, 1 学科 |
| 运输 | 3 |