dynamic derivative

The hypersonic flight vehicle characteristics of rapid changes in the state are studied . Nonlinear aerodynamic parameters are analyzed . Uncertainty of dynamic pressure measurement , dynamic derivative measurement , and models is discussed .

研究了高超声速飞行器飞行状态变化较快的特点，分析了高超声速飞行器的纵向气动参数的非线性，讨论了动压、动导数测不准和模型的不确定性问题。

Bracing System for Dynamic Derivative of Large Attack Angle

大攻角动导数支撑系统的设计与研究

Dynamic Derivative Simulation and Mathematical Model of the Wind Tunnel Test about a Model Pitching in very Large Amplitude

大振幅非定常实验数学模型与动导数仿真实验

Since 1990s , option has become the most dynamic derivative financial products , and has been rapid development and extensive used .

二十世纪九十年代以来，期权成为最有活力的衍生金融产品，得到了迅速的发展和广泛的应用。

In the course of the study , the article broke through the current situation only focus on the dimensions amount , put scale and structure together . Meanwhile , it added the dynamic derivative thoughts into the structural analysis . This made the commodity house investment program is forward-looking .

在研究过程中，突破了仅着眼于规模数量的规划思路，将规模与结构紧密联系起来，而且在结构分析时融入动态衍生的思想，使得城市商品房投资具有一定的前瞻性。

On the mathematical model for identification of static and dynamic stability derivative in gun tunnel

关于在炮风洞中辨识静、动稳定导数的数学模型

Dynamic stability derivative identification method from free-to-tumble experiment data in wind-tunnel

风洞模型自由翻滚实验动导数辨识方法

Free tumbling dynamic stability derivative test technique for the escape capsule model at hypersonic wind tunnel

逃逸飞行器模型高超声速风洞自由翻滚动导数试验技术

Research on the flight-dynamic application problem of the dynamic stability derivative obtained from wind-tunnel free-oscillation experiment

自由振荡风洞实验获取的随振幅变化的动导数的应用问题研究

This paper fully discusses the basic principle and experimental methods of determining aircraft longitudinal dynamic stability derivative during using half-model and various oscillations-free oscillation and fored oscillation .

本文较全面地讨论了当采用不同的振动法，即自由振动法和强迫振动法时，用半模型测定飞行器纵向动导数的基本原理和实验方法。

In this paper , the test mechanism of dynamic stability derivative with angle of attack up to 30 ° and its measuring system are presented together with typical test results of a Standard Dynamic Model ( SDM ) in 1.2m transonic wind tunnel .

介绍了1.2m风洞攻角达30°的动导数试验装置与测量系统以及在1.2m风洞中对标准动态模型（SDM模型）所作的一系列试验结果。

The dynamic balance research in derivative market and spot market and the hedge or arbitrage in cross-market always is being the important study work in derivatives researcher .

衍生性市场与现货市场的动态均衡研究及跨市场交易的避险套利行为，一直是衍生性金融商品研究者的重要研究课题。

The article summarizes the research overview and the method of the dynamic diagnose firstly , then two new damage identification methods are proposed based on dynamic characteristic : fourth derivative of displacement mode and slope of flexibility difference .

文章首先系统总结了目前常用的桥梁结构损伤识别方法，在此基础上提出了两个新的基于动力特性变化的损伤识别方法：柔度差斜率方法和位移模态四阶导数方法。