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the quality
    The main works of this paper are followed: Analysing the sampled data for measuring steady-state parameters and transient parameters and the quality of AEPSS which are described in MIL-STD-704C and HB6448-90.Developing the software of the system for mearsuring AEPSS by means of software engineering.
    论文的主要工作:根据飞机供电系统性能参数的测试标准MIL—STD—704C和飞机供电系统性能参数的数字式测试方法HB6448-90,系统地研究了飞机供电系统中稳态、瞬态性能参数的特性以及供电品质测试的理论和方法,并且运用软件工程的方法设计飞机供电参数测试系统的软件。
    The main task is to inspect and control AC and DC power bus, EMPC and the quality of external power.
    其主要任务是对主交流、主直流汇流条和机电式功率控制器(EMPC)进行监测和控制,并对外部电源的品质进行监控。
    A Research on the Testing Method for the Quality Factor of Capacitive Microgyroscopes
    电容式微机械陀螺品质因子测试方法研究
    Data Analysis. It is important to apply influence analysis, computing of correlation-conefficient and charactrestic value of the design matrix and Ridge Regression to set models. The quality of model is developed.
    数据分析:影响分析和设计矩阵的相关系数和特征值计算及岭回归技术的应用对改进模型的品质起到了重要作用。
    Strong position disturbance force is a chief problem facing aerodynamic loading system, and it is also an important target to evaluate the quality of the loading system. So how to design a proper control strategy to reduce position disturbance force is a key factor.
    加载系统最为关键也最难解决的问题就是如何减小强位置干扰,这也是评价加载系统品质的一个重要的指标,因此如何设计控制策略来减小强位置干扰是一个很关键的因素。
    The aim of designing this system is to test whether the quality of an EPSSA reaches the demanded standard so that the overhauling can be decided.
    论文研究的课题是来源于航空工业集团某研究所。 该系统是为飞机电源系统的地面测试而设计的,其目的在于测试飞机电源系统的供电品质是否达到规定要求,从而为电源系统的检修提供依据。
    Adaptive wing can change its shape according to the mission in flying to improve the quality of the plane which has better application in plane industry.
    自适应机翼能使飞机在飞行过程中根据飞行任务的具体要求实时调整机翼的形状,从而获得高的飞行品质,在未来飞机设计中有着广阔的应用前景。
    The fatigue tests of main beams and comparative tests of aircraft components demonstrate that the design approach of damageable substitute may greatly improve the quality of anti fatigue of structures, and may control the emerging locations of fatigue cracks. Thus an extremely successful access is supplied to achieve the aims of long life and high reliability of structures.
    主梁的疲劳试验和翼身组合体的对比试验结果表明:替损件设计方法可以大大提高结构的抗疲劳品质,并控制裂纹出现的部位,为实现结构长寿命高可靠性的目标,提供了一条成功的途径。
    Measuring the quality factor G/T of a ground receiving system with cosmic radio sources is a method commonly used in most earth stations.
    利用宇宙射电源测量地面接收系统品质因数G/T值是大多数地球站普遍采用的测量方法。
    The results show that the development study is successful. The quality of flow field is excellent. It has the capability to do model test on the condition of M≤0 9 and -4°≤α≤10°
    结果表明 :0 .6m× 0 .6m自适应壁试验段研制是成功的 ,流场品质优异 ,已基本具备了在M≤0 9、- 4°≤a≤ 1 0°范围内 进行全模型纵向测力试验并获得近于无干扰数据的能力。
    The flow field in the test section is calibrated and the results show that the quality of flow field is good, and main index meets the requirements of ×× standards. And the results of standard model meet the design requirements too.
    对风洞流场进行了校测 ,结果表明 ,风洞流场品质较好 ,主要指标优于××标准规定 ,标模实验精度也达到了标准规定的合格指标。
    In this paper,the basic principle for testing the quality factor of micromechanical gyroscopes has been presented in details; specific approaches for testing the quality factor of micromechanical gyroscopes,including electrostatic exciting; capacitive detecting and mechanical exciting;
    本文详细阐述了电容式微机械陀螺品质因子测试的基本原理,提出对静电激励-电容检测陀螺和机械激励-电容检测陀螺品质因子测试的具体方法,并对这两种方法的测试结果进行了对比分析.
    This paper studies a new estimating method,by seeking a simple system equivalent to the complicated system and using the majorized function to calculate the equivalent parameters with which the quality of the original system can be assessed.
    研究了对高阶系统飞机进行品质评定的一种方法,该方法通过寻求与原系统等效的低阶系统,利用优化算法计算等效低阶系统的品质参数,以此来评定原系统品质,最后通过实例介绍了该方法的基本步骤并以此对某型号飞机主动控制系统的纵向飞行品质参数进行了计算,利用M IL-F-8785C飞行品质规范对该飞机纵向飞行品质进行了评定。
 

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