The Air Force wants modern UCAVs with twin engines, low infrared signature, stealth features, electronic countermeasures and the ability to link with satellites.
空军希望现代无人战斗机能拥有双引擎，低红外特征，隐身功能，电子对抗，以及连接卫星的能力。
As a veteran of advanced aircraft development programs, he served as a US air Force test pilot on the F-117 stealth fighter and as a General Dynamics test pilot for the YF-22.
做为高级飞机研究项目的老兵，他以美国空军试飞员的身份参与F- 117隐形战斗机的研制并且是YF - 22的常规动力学的试飞员。
They possess mystical powers that allow them to travel the spirit world, strike with stealth or monstrous force and even call on the forces of the earth itself.
他们拥有的神秘力量使他们可以在精神世界旅行，与鬼祟或者畸形的力量战斗甚至能召唤出土地本身的力量。
The Air Force has other stealth projects that deal with reconnaissance work.
空军还拟定了在侦察工作方面使用隐形技术的其他一些计划。
But the Air Force, which knows how to employ stealth technology and evasive maneuvers when warranted, wasn't going to allow the media to lock on.
但空军在得到担保后，懂得如何采取某些秘密行动和回避策略，以避免媒体把目光锁定在自己身上。
Give a new description of blend - Wing - Body (BWB) blend tolerance. Model surface plane grid for calculating both aerodynamic force and stealth.
提出了融合度描述方法，通过建立统一的表面面元模型分析计算融合对气动特性和隐身特性的影响。
Give a new description of blend - Wing - Body (BWB) blend tolerance. Model surface plane grid for calculating both aerodynamic force and stealth.
提出了融合度描述方法，通过建立统一的表面面元模型分析计算融合对气动特性和隐身特性的影响。
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