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| pneumatic system (飞机上一种动力系统，其工作流体为压缩空气或其他气体。用气动系统来带动的一些系统有紧急情况下的起落架或襟翼,正常或紧急制动装置以及尾伞打开装置) | |||
| gas dynamic system | |||
| pneumatic system | |||
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| pneumatic system | |||
| 气动 系统: 224 phrases in 21 subjects |
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