With the method of the coorinate transformation , the coordinate calculation equation of the arbitrary point of the top - class highway in the control coordinate system is deduced and the detailed point of the plane curve will set out accurately and quickly in the arbitrary control point by the means of pc - e500 computer program 摘要介绍通过坐标变换的方法导出高等级公路中平曲线上任意点在控制坐标系中的坐标计算公式，并配合pc - e500计算机计算程序，从而在任意控制点上采用极坐标法快捷、准确地放样平曲线上的详细点。
By applying hybrid coordinates method , dynamic equations of motion for a satellite system which includes central rigid body , momentum wheels , rigid rotational components and flexible solar arrays are given . together rotational dynamic equations for flexible solar arrays and rigid rotational components are presented 采用混合坐标法,建立了包含中心刚体、动量轮、刚性转动部件、挠性帆板的卫星系统的动力学方程、帆板转动动力学方程、帆板挠性振动动力学方程和活动部件转动动力学方程。
In this paper , the current states of research about the basic theory of stationary state perturbation method are firstly reviewed , on base of them , and studied some physics issues mainly about hydrogen atom . the stark effect of the energy level ( n = 4 ) of hydrogen atom is calculated and the stark effect of three dimensional hydrogen atom is discussed by the use of the parabolic coordinates , then the perturbative matrix elements for each energy level are given 本文首先综述了关于定态微扰论基本理论的研究现状，在此基础上利用定态微扰论对某些物理问题，主要是对氢原子问题展开了研究，计算了氢原子n = 4能级的斯塔克效应，并利用抛物线坐标法求解了三维氢原子的斯塔克效应，给出了氢原子斯塔克效应中微扰矩阵元的普遍公式。
In this paper , the contents and the methods of the impacting test to the particle separator vortex blades by the foreign object are introduced , the ultra dynamic strain device is used to carry on the measure of this experiment and obtained the strain - time history , three dimensional coordinate measuring method is used to measure the remaining distortion of the vortex blade , and the high speed photographic apparatus is used to carry on the photography of the impacting experiment 本文介绍了对粒子分离器涡流叶片进行外物撞击试验的内容和方法,采用超动态应变仪对外物撞击试验进行了测量,获得了涡流叶片不同外物撞击下的应变-时间历程,采用三坐标法测量了外物撞击后涡流叶片的残余变形,并采用高速摄影仪对外物撞击涡流叶片的全过程进行了拍摄。
