Comtech公司的典型mt- 2012机动卫星无线收发器具备安全的全球定位系统(GPS)能力,也能嵌入无线射频识别(RFID)技术。
Comtech's Model MT-2012 mobile satellite transceivers feature secure global positioning system (GPS) capabilities, as well as embedded radio frequency identification (RFID) technology.
该SNEP将采用MPM1000网络中心波形卫星调制解调器,为战术机动作战提供所需的多频时分多址接入带宽技术。
The SNEP will employ the MPM1000 Net Centric Waveform Satellite Modem to provide Multi-Frequency-Time Division Multiple Access Bandwidth on demand technology for tactical mobile operations.
但就在这些话余音在耳的区区一百年后,无翼飞机机动“僵尸”卫星,和电动绳系悬停平台已经陆续亮相。
Well, shame on us, because just over a hundred years later, we're launching wingless jets and maneuvering zombie satellites. There's even talk of an electric tethered hovering platform.
在把MUOS卫星变轨到最终位置以及执行任务寿命期内的在轨机动性重新配置上,该推进系统是很关键的。
The propulsion subsystem is essential for maneuvering the MUOS satellite during transfer orbit to its final location as well as conducting on-orbit repositioning maneuvers throughout its mission life.
按照合同要求,公司将提供模块化的MT- 2011机动型卫星地面与航空数据接收器,支持FBCB2作战。
Comtech did not reveal the name of the customer. The company received orders to provide its Model MT-2011 Mobile Satellite Ground and Aviation Data Transceivers to support ongoing FBCB2 operations.
MONUC还从其迪拜疫情后勤机动处协助世卫组织配置车辆及其它与疫情相关的应对设备。还在向该国进一步运送个人防护装备和专用通讯设备,包括卫星电话和无线电设备。
MONUC has also assisted WHO in deploying vehicles and other outbreak related response equipment from its outbreak Logistics Mobility Unit in Dubai.
该公司从路旁的摄像机、意大利国家收费公路运营商、警方及安装在全意大利22万多辆机动车上的卫星追踪系统采集信息。
The company gathers information from roadside cameras, Italy's national toll-road operator, the police, and satellite-tracking systems installed in more than 220,000 vehicles across Italy.
公路-机动型可能精度较低,但是能通过增加卫星导航和部署能力来改进,像通过美国的全球定位系统(GPS)或俄罗斯的全球轨道导航卫星系统(GLONASS)部署到发射平台。
The road-mobile variant might have a lower accuracy but this can be improved by adding satellite navigation and positioning capability such as GPS or GLONASS to the launch platform.
仿真计算结果表明,采用脉冲控制模式,本文提出的安全轨迹制导策略能够实现小卫星临近作业的安全机动飞行。
The results of the simulation indicate that the safety trajectory guidance strategy can achieve safety maneuver flying of the small satellite proximity operation when using thrust control method.
研究了以变速控制力矩陀螺(VSCMG)作为执行机构的卫星多目标快速机动的控制问题。
The multi-target rapid maneuver control problem is studied for agile satellites with Variable Speed Control Moment Gyro(VSCMG) as actuator.
基于多冲量轨道机动控制,研究应用微小推力发动机来实现卫星编队轨道机动控制的方法。
Based on the multi-impulse method of orbit maneuvers, the method to enable the whole satellite formation to maneuver with micro-propulsion thrusters was studied in this paper.
本文分析了低轨星载拦截器进行轨道机动拦截高轨卫星的能力。
The paper analyzes the capability of satellite-board interceptor on low orbits to intercept the satellites on high orbits by orbit maneuvering.
针对我国对地观测小卫星的轨道机动任务要求,该文设计了轨道机动的软件模块和主要程序。
According to the requirements of our Earth observation satellite's orbital maneuver mission, this paper designs and implements the software module and primary program for orbital maneuver.
在毋需获知最优机动轨迹规划的情况下,可用于卫星任意时刻的姿态捕获和机动控制。
This method would be applied for the attitude capture and maneuvers control of the satellite at any time when the optimum maneuver trajectory was unknown.
并针对编队卫星进行轨道机动时仅采用无线电进行测量的工况,采用强跟踪离散卡尔曼滤波(ukf)算法进行仿真计算。
For satellite formation flying orbit adjustment situation, which only used radio measurement, a strong tracking unscented Kalman filter (UKF) algorithm was introduced to the simulation.
航天飞行器在再入大气过程中会受到严重的气动加热。返回式卫星、飞船返回舱及航天飞机等采取高空机动再入,再入时间长,其峰值加热过程一般在60-90千米高空。
Spacevehicles such as spacecraft and space shuttle are subjected to severe aerothermal environment with the peak heating at height of 60~90km while they maneuver to reentry the earth's atmosphere.
以卫星通信为支撑集成数字集群、卫星导航和地理信息服务等功能,实现了车载机动应急通信传输。
With digital group, satellite navigation, geographic information service and other functions provided by satellite communication, it achieved mobile emergency communication transmission on wheels.
根据相对轨道要素的变轨机动控制,进行编队飞行卫星群构型的初始化。
The configuration initialization of satellite formations is carried out based on orbit maneuver control...
电动力绳系卫星的推力幅值较小且方向固定,完成轨道机动任务的周期长,其最优控制问题的求解比较困难。
Electrodynamic tethers with low thrust-to-weight ratios can only perform orbital transfers over a large number of revolutions, which poses a real challenge to short time scale optimal control methods.
电动力绳系卫星的推力幅值较小且方向固定,完成轨道机动任务的周期长,其最优控制问题的求解比较困难。
Electrodynamic tethers with low thrust-to-weight ratios can only perform orbital transfers over a large number of revolutions, which poses a real challenge to short time scale optimal control methods.
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