查询词典 orbit

The spacecraft uses a bipropellant integrated propulsion system to reach lunar orbit as well as orbit and attitude maintenance while orbiting the Moon.

该航天器采用一个整体的二元组推进系统进入月球轨道和维持轨道高度及状态。

Therefore, the energy of π(superscript *) orbit decreases, the probability of optical absorption increases, the n→π(superscript *) electronic transition enhances, and the absorption band broadens and shows red-shift. The above phenomenon will result in the degradation of optical properties of ZnO/silicone white paint under proton exposure.

同时Si-O-Si链内氧原子未成键的孤对电子与邻近硅原子的3d空轨道配位，降低了π轨道的能量，提高了对光吸收的几率，增强了n→π电子跃迁，使吸收带红移，从而导致ZnO/silicone白漆光学性能退化。

Research shows that the action integral of periodic orbit has a simple linear relation with the energy of system, we could semiclassically quantize the system using the nearnest integer of the periodic orbits' action integral.

研究表明，周期轨道的作用量积分与系统的能量有着简单的线性关系，可以利用周期轨道的作用量积分最接近的整数对系统进行半经典量子化。

Adjoint function algorithms and direct collocation and nonlinear programming methods are applied to resolve the non-coplanar optimal orbit transfers problem.

分别利用了共轭函数法与直接配置和非线性规划方法对异面最优变轨问题进行了求解。

The followings are studied in this paper:(1) The orbit is evaluated according to a three-dimensional numerical model of the aerated water jet.

根据掺气水舌入水喷溅特性，建立了水滴在重力、浮力、空气阻力、水舌风及环境风的作用下的水滴随机运动的微分方程，给出了数值计算模型求解降雨强度的计算方法。

However, we want to consult Li Yan grand, a list of names posted up of this his affusion is odd, still whether those who achieve Baidu place to allege " come with Internet and search engine ' depict ' does the development of Chinese medium industry change orbit " the effect?

然而，我们想请教李彦宏，他的这份注水的榜单，还能否达到百度所宣称的"用互联网及搜索引擎来'描绘'中国传媒产业的发展变革轨迹"的效果？

However, we want to consult Li Yan grand, a list of names posted up of this his affusion is odd, still whether does the will represent Chinese medium industry with Internet and search engine progress that achieves Baidu place to allege change the effect of orbit?

然而，我们想请教李彦宏，他的这份注水的榜单，还能否达到百度所宣称的用互联网及搜索引擎来描绘中国传媒产业的发展变革轨迹的效果？

In high orbit, the Agincourt exploded.

在高轨道上，阿金库尔爆炸了。

S. Air Force Space Command monitored the FY-1C orbit both before and after the exercise.

美国空军太空司令部监测到了风云一号在实验前后的轨道。

The chaotic planar motion of rigid spacecraft on an elliptic orbit in the gravitational field with air drag and internal damping and its control are investigated.

研究万有引力场中受大气阻力且存在结构内阻尼的非自旋航天器在椭圆轨道上平面天平动的混沌及其参数开闭环控制问题。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。