The Navy has decided to cancel its contract for the A-12 Stealth attack plane.
海军方面已决定取消购买a - 12隐形攻击机的合同。
The Navy has decided to cancel its contract for the A-12 Stealth attack plane.
海军已经决定撤销A-12隐形攻击机的订购合同。
The effects of flapping frequency, wind velocity, Angle of attack, plane shape of wing and cambered aerofoil are investigated.
试验中进行了扑动频率、风速、迎角、机翼平面形状、翼型弯度对机翼气动特性影响的研究。
The effects of flapping frequency, wind velocity, Angle of attack, plane shape of wing and cambered aerofoil are investigated.
试验中进行了扑动频率、风速、迎角、机翼平面形状、翼型弯度对机翼气动特性影响的研究。
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