What has changed are technological advances in aircraft engineering and control systems.
飞机工程和控制系统的技术进步使情况发生了改变。
To increase flutter speed of airfoil in aircraft engineering, the schemes that makes use of attached weights in leading-edge of aileron are discussed.
为了提高某型飞机机翼颤振速度，详细探讨利用副翼前缘配重提高颤振速度的方案。
Has a stake in Taikoo (Xiamen) Aircraft Engineering, which offers 747 freighter conversion services.
持有厦门太古飞机工程有限公司股份，该公司提供747的客改货服务。
Has a stake in Taikoo (Xiamen) Aircraft Engineering, which offers 747 freighter conversion services.
持有厦门太古飞机工程有限公司股份，该公司提供747的客改货服务。
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