The mathematical model of reentry maneuvering trajectory is established. The fitting expression of aerodynamic coefficient function on velocity, attack of Angle and altitude is presented.
建立了再入机动弹道数学模型,给出了气动力系数为速度、迎角、高度的函数拟合式,进行了最佳再入机动弹道设计和仿真计算。
From the Angle of controlling the training, an adjustable acoustic rhythm model was established for approach training of long jumpers.
从控制训练的角度出发,为跳远运动员建立一种可随时调整的音响助跑节奏模式。
According to the result of right Angle free cutting experiment, the mathematical model of the cutting force for the arc-edge insert is established.
根据直角自由切削的试验结果,建立了圆弧刃刀片切削力数学模型,同时编制了软件进行预测。
A correction model for Angle drift in target area is established through ray-tracing target area light path of ICF (Inertial Confinement Fusion) driver.
通过光线追迹ICF(惯性约束聚变)驱动器的靶场光路,建立靶场角漂的修正模型。
A desirable vehicle model with the best performance of side slip Angle and yaw rate is established through connecting direct yaw moment control (DYC) with four wheel steering (4ws) system.
将横摆力矩控制(dyc)与四轮转向(4ws)系统相结合,建立侧偏角和横摆角速度具有最佳输出响应的车辆理想模型。
A new concept on the displacement operator for beam unit is established, and a method of calculating the deflection Angle of beam unit is then provided.
本文建立了一个梁单元位移算子的新概念,并提供一种梁平面弯曲变形的梁单元位移算子求变形的计算方法。
Equations of end Angle deformation of legs are established based on elastic stability theory, where from stability equation is deduced.
根据弹性稳定理论,建立腿端转角方程,并由此导出稳定方程。
This article established a quite integrated the environmental quality evaluation index system city ecosystem from the angle of ecology. And evaluated the Quality of Shenyang environment.
从生态学的角度建立了较完整的城市生态环境质量评价指标体系,并对沈阳城市生态环境质量进行了评价。
The influence of cut shape on cut Angle, cut height and collapsing rule is analyzed, and the mathematical models to determine cut Angle, cut height and collapsing rule are established.
分析切口形状对烟囱的爆破切口角度、切口高度及倾倒规律的影响,建立砖烟囱和钢筋混凝土烟囱选择不同切口形状时的爆破切口角度、爆破切口高度和倾倒规律的数学模型。
For Inter-MB, a temporally statistical modal with regard to vector angle was established and the moving object was detected by using the neyman-pearson criteria.
然后建立时域上关于搜索块与参考块之间运动矢量夹角的概率模型,对于帧间预测宏块通过聂曼一皮尔迅准则进行运动判决。
In the angle of organization, QRRS established multi disciplinary product development team.
齐车公司从组织上,建立多学科产品开发团队;
In the paper, a method is developed about attack Angle measurement of flying projectile with linear array CCD technology, and the calculation method of the attack Angle established.
提出应用线阵CCD技术测量飞行弹丸攻角,建立了测量飞行弹丸攻角的计算方法。
Firstly, the expression of the image motion of each pixel was deduced when the camera was scroll imaging, and the relationship between scroll Angle and image motion velocity was established.
首先,推导了相机侧摆时焦平面各像元的像移速度求解公式,建立了侧摆角度与像移大小的一般关系式。
The new phenomenon of transition zones is explained from the angle of energy and the criterion of the number of folding edges is established.
对这一现象,从能量角度给予了解释,并建立了折叠边数判据。
To the control system, The mathematics model of transducers, blade actuator, PI controller to rotate speed, PI controller to the torque, PI controller to the blade angle are established.
对于控制系统,建立了传感器、节距调节器、转速PI控制器、转矩PI控制器、节距PI控制器等的数学模型。
In the unstable circumstances, the general formula of calculating unstable time with tangent Angle is established.
对于失稳的情况,建立了用割线角估算失稳时间的一般公式。
The concrete optimum course and mathematics model are studed in this paper, and a computer-aid design system of angle steel is established.
重点探讨了优化方法的实现和主要数学模型的确定。在上述分析的基础上建立了计算机辅助角钢孔型优化设计系统。
Signal processing model is established, which is based on single pulse angle tracking system, mainly including AGC, Doppler signal detecting and angle tracking.
信号处理模型则根据单脉冲体制角度跟踪系统的处理模式建立,包括自动增益控制、多普勒 信号检测和角跟踪处理等;
Based on a case study of the Watt linkage, the bifurcation equation with Angle variables has been established in complex number field.
以瓦特六杆机构为例,在复数域内建立了以角度为变量的复数形式机构分叉分析方程。
The simulation model was established to precede simulation optimizations, and then the optimum data of wind speed, inclination Angle of wind and other parameters were verified.
建立了仿真模型并进行模拟优化,最终确定了达到最佳风选效果的风速、风力倾斜角等多个参数。
But after a period of time I grew to understand the customers' angle. Little by little, I established the right attitude and at last gained a host of loyal customers through my persistence.
但经由一段时光我可能站在客户的角度来斟酌问题,逐渐建立了良好的心态,终极通过我的毅力博得了很多虔诚的客户。
Based on the section characteristics of single Angle members and eccentrically connecting property, an analytical model is established considering the effect of boundary condition weakening.
模型中考虑了角钢截面特点以及偏心连接的特性,并用端部弹簧来模拟几何位移造成的边界条件弱化的影响。
Experimental study for such was carried out on established test rig with flat, converging and converging diverging nozzles of different throat diameter, shape and diverging angle.
为使流经缩放形喷管的低温热水得到充分膨胀和加速,在此对缩放形喷管的喉部及扩张段进行实验对比分析。
The continuum functional relationships among system efficiency, blade Angle, static head and flow rate of pumps are established based on the performance curve surface fitting method.
本文基于曲面拟合构造了装置效率、叶片角度与装置扬程和流量的连续函数关系,可以迅速准确地确定某一装置扬程和流量所对应的装置效率等参数。
The continuum functional relationships among system efficiency, blade Angle, static head and flow rate of pumps are established based on the performance curve surface fitting method.
本文基于曲面拟合构造了装置效率、叶片角度与装置扬程和流量的连续函数关系,可以迅速准确地确定某一装置扬程和流量所对应的装置效率等参数。
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