Ceramic composites, nanotechnology and shape memory alloys figure prominently in the airframe and ultra highbypassratio propulsion system construction.
陶瓷合成材料、纳米技术和外形记忆合金卓越地体现于其机体和超高涵道比的推进系统结构。
2
The case study of a highbypassratio turbofan engine has verified the feasibility of a three-layer back propagation network.
通过一个高涵道比涡扇发动机故障诊断的实例分析，验证了三层逆传播网络的可行性。
3
This paper deals with a new bypass free dry cement producing formula of materials with high sulfur_alkali ratio which has had effect on the clinker formation and roast.