The release of the map marks a new phase of the mission for the spacecraft, which will now orbit the sun's innermost planet for a year. 这份地图的发布标志这个航天器的任务的新阶段,它现在将环绕这个太阳最里面的行星飞行一年。
Phase Sensitivity Study on D-InSAR for Reference DEM and Orbit Error D-InSAR中参考DEM误差与轨道误差对相位贡献的灵敏度研究
The vertical surveying technique for the NO.1 phase of the north segment project of the No.11 orbit transportation line in Shanghai 上海市轨道交通11号线北段工程Ⅰ期高程测量施工技术
According to the target spacecraft ′ s orbit height and the chaser spacecraft ′ s orbit height, the design method of the target ′ s initial phase for the rendezvous orbit was presented. 根据目标飞行器轨道高度和追踪飞行器入轨轨道高度,给出了目标飞行器交会对接轨道初始相位的设计方法。
The descending trajectory and the guidance method were presented for the braking phase of lunar soft-landing from a circular orbit. 对自环月轨道开始的月球软着陆制动段飞行轨迹和制导律进行了研究。
The results show that the pseudo phase portrait is in some sense similar to an orbit. 研究结果表明:伪相图在一定程度上与转子的轴心轨迹类似;
Response of ionospheric phase delay to LEO ′ s orbit biases in radio occultation methodology 掩星观测中电离层延迟对LEO卫星轨道误差的响应
The lunar probe requires accurate information on position and velocity when it runs on its close phase of orbit. 月球探测器轨道近地段飞行要求有精确的位置和速度信息。
Driven by two signals of biased bar with phase difference of π/ 2, the free end of a cantilever ( named as series bending arm) composed of two series piezoelectric bimorphs will move along an elliptic orbit when the other end is fixed. 二级串联压电双晶片(串联臂)一端固定时,在相位差为π/2的偏置方波信号驱动下,自由端将沿椭圆轨迹运动。
Driven by two signals of the biased bar with phase difference of π/ 2, the free end of a cantilever arm will move along an elliptic orbit. 一端固定,另一端自由时,在相位差为π/2的一定频率的方波信号驱动下,弯曲臂的自由端将形成类似椭圆的运动轨迹。
Due to cryptograph and control orbit correlate, according to phase space reconstruction theorem, this paper proved that utilizing continuous data can construct the control orbit function of low dimensional chaotic dynamic system thus forecasts chaotic sequence encryption is invalidated. 根据相空间重构思想证明利用局部连续信息可构造出低维混沌动学系统的控制轨道函数,从而预测出混沌序列,使得加密失效。
With the simultaneously generated precision series, the response of ionospheric phase delay to the LEO satellite orbit biases is assessed and analyzed. 以同步生成的模拟精度序列为参照,就掩星观测中电离层延迟对LEO卫星轨道误差的响应程度进行了估计和分析。
Such control approach that uses the step-N delayed output of a chaotic system to estimate the unstable period-N orbit and to be the tracking target can stabilize a controlled chaotic system onto a deterministic point in the phase space as well as a period-N orbit. 该方法利用离散混沌系统的N步延时输出来估计系统的不稳定N周期轨道,并作为跟踪目标,使受控混沌系统既能稳定到相空间的确定点,又能稳定到N周期轨道。
To investigate the energy required of terminal guidance phase of space intercept, the error modes of navigation and orbit measure are analyzed. The crossing condition is studied. The simulation model is also established. 为了研究空间拦截末制导段的能量需求,对导航与测轨误差模式和空间拦截交会条件进行了分析,并建立末制导段仿真模型。
Stability of two-dimensional interfacial flow and elliptic condition of phase orbit equation 二维界面流的稳定性及相路方程的椭圆型条件
Numerical analysis shows that a certain range of the magnetic Reynolds number the system exhibits the chaotic behavior, the phase orbit is tending towards a strange attractor. 数值分析表明,在一定的磁Reynolds数范围内,系统呈现混沌行为,相轨道趋向于奇异吸引子。
The small control is adopted also in the phase control and the best phase matching between the control signal and the unstable periodic orbit is reached. Then the best effect of control is got. 外激励相位控制采用微小信号控制并使控制信号与系统的不稳定周期轨道达到最佳相位匹配,获得最佳控制效果。
In this paper we report the method of calculating the positions and the size of the microscopic holes exist in condensed matter on the basis of the phase orbit obtained from the computer simulation. 建立了根据计算机模拟所得相轨道计算和描述系统中存在的微观空洞的方法。
Some new basic ideas concerning initial phase point, phase shift ellipse and orbit of test weight, etc. 首次介绍全息动平衡方法的基本概念,如试重椭圆、初相点和移相椭圆等;
Global Structure of the Phase Orbit of Nonlinear Differential Equations with a Center 具有中心奇点的非线性方程相轨线的全局结构
And the paper also finds and proves that in the phase space all the two periodic orbit in the fractal dynamic system is the central symmetry. 发现并证明了在相空间上,分形动力系统的所有二周期轨中心对称。