查询词典 scramjet

The scramjet is a new type of air-breathing propulsion device, which has remarkable performance and great potential superiority, and has a good prospect in the field of military aviation in the future.

超声速燃烧冲压发动机是一种新型的吸气式动力装置，因其良好的性能和巨大的潜在优势，在未来的军事和民用的航空、航天领域中具有广阔的应用前景。

The scramjet is a new type of air-breathing propulsion device, which has remarkable performance, great potential superiority, and has a good prospect in the field of aeronautics and astronautics in the future.

超声速燃烧冲压发动机是一种新型的吸气式动力装置，因其良好的性能和巨大的潜在优势，在未来的航空、航天领域中具有广阔的应用前景。

In this thesis, the scramjet nozzle has been designed and optimized by the method of characteristic line.

本文应用简易特征线方法对超燃冲压发动机尾喷管进行了优化设计。

Computational results show that the interaction of turbulence and combustion in scramjet can't be ignored. Applying flamelet model to simulate turbulent combustion in scramjet is a good choice.

说明超燃冲压发动机内流场的湍流和燃烧相互作用比较强，火焰面模型比有限速率反应在模拟超燃冲压发动机内的燃烧流场更有优势。

In the first chapter ,the thermal environment of scramjet and the inevitablility of regeneratively cooled scramjet,the history and state of art of the studies on regeneratively cooled scramjet an

本文第一章介绍了超燃冲压发动机燃烧室热环境和对发动机燃烧室采取再生冷却的必要性，研究了超燃冲压发动机再生冷却技术的发展和现状，并介绍了本文的研究内容。

In the first chapter ,the thermal environment of scramjet and the inevitablility of regeneratively cooled scramjet,the history and state of art of the studies on regeneratively cooled scramjet and regenerative cooling technology were described comprehensively.

本文第一章介绍了超燃冲压发动机燃烧室热环境和对发动机燃烧室采取再生冷却的必要性，研究了超燃冲压发动机再生冷却技术的发展和现状，并介绍了本文的研究内容。

Through the studies on the regeneratively cooled scramjet structure of tomorrow's advanced propulsion system of this paper, one thermal evaluation tool was developed. This dissertation provided the necessary means for the design of regenerative cooling channels of the scramjet.

通过本文围绕未来先进推进系统——超燃冲压发动机燃烧室再生冷却结构的研究，发展了热分析计算方法，初步建立了冷却通道的设计方法和工具。

Through the studies on the regeneratively cooled scramjet structure of tomorrows advanced propulsion system of this paper, one thermal evaluation tool was developed. This dissertation provided the necessary means for the design of regenerative cooling channels of the scramjet.

通过本文围绕未来先进推进系统——超燃冲压发动机燃烧室再生冷却结构的研究，发展了热分析计算方法，初步建立了冷却通道的设计方法和工具。

Through this material one could setup an overall impression of the study content and the study method.In order to investigate the basic heat transfer characteristics of regeneratively cooled scramjet, in the second chapter, one dimensional heat transfer model of regeneratively cooled scramjet was developed. In this model, N-R correlations were used to describe hot gas-side and coolant-side convection heat transfer. Simple model of gas properties was also used.

为了初步了解超燃冲压发动机再生冷却传热的基本特征，第二章建立了超燃冲压发动机再生冷却的一维传热数理模型，采用了准则关系式描述燃气侧和冷却剂侧的对流换热，采用了简化的燃气物性模型，并对衬层材料、衬层厚度和冷却剂流量进行了参数研究。

Unstart of scramjet inlet is under abominable state.It influences greatly on the normal operation of the scramjet.

超燃冲压发动机进气道不起动是超燃冲压发动机恶劣的工况，对超燃冲压发动机的正常运行影响巨大。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。