After the background of ucavs is introduced in the prologue , four main aspects that include system construction analysis , system reliability analysis , system efficiency analysis and structure and mechanism reliability analysis are researched in this paper 本文在简单介绍选题的背景和本文的主要工作后,展开进行了无人战斗机系统分析、可靠性分析,效能分析和机体可靠性分析。
In order to evaluate system capacity . putting out system efficiency , update cycle of measure data , incident transmission delay . analyzed each parameters . deduced out calculation formula of each parameters 为了对所设计的系统容量进行评价,提出了系统效率,测量量更新周期,事故传输延时等几个系统性能参数,并对几个参数的物理意义进行了分析,进一步推导出了性能参数的计算方法。
Finally , the application of mud in the frequency - flat slowly fading multi - path channel is introduced , and to enhance the system efficiency the joint use of the rake receiver and mud is applied in the frequency - selective slowly fading multi - path channel 最后,在讨论了平坦慢衰落信道的基础上,将rake分集技术和多用户检测技术相结合应用于多径的频率选择性慢衰落信道,以达到改良系统的性能的目的。
The shifting reaction consumed energy but increased the methanol synthesis ratio and the system efficiency . the energy method was used to analyse the effect of methanol synthesis ratio on system efficiency to show the advantages of polygeneration system 本文以能量分析的结果来说明多联产系统效率随甲醇合成产率(以接近平衡态的程度表示)的变化规律,指出了变换反应在能量利用和环境保护上的合理性。
In the past five years , the mtr corporation limited ( mtrcl ) spent about hk $ 2 billion a year on maintaining and upgrading its equipment including various systems , civil structures , tracks and trains in order to maintain system efficiency and provide better service quality 在过去五年,地铁公司每年投放约二十亿港元进行维修及提升设备包括各系统、土木结构、轨道和列车等,以维持铁路系统的效率及提供更高质素的服务。