The system servo of fine tracking plays a key role in space laser communication.
精跟踪伺服系统是自由空间激光通信中的一项关键技术。
Free space laser communication is recognized as one of the top 10 pop telecom technologies in 2001.
大气激光通信曾被评为2001年十大热门电信技术之一。
High power double-clad fiber amplifier is suitable for WDM, fiber CATV system and space laser communication.
双包层光纤放大器输出功率高，可用于密集波分复用系统、光纤CATV系统以及空间光通信系统中。
The free space laser communication technology has an advantage of high speed, no disturbance and high security.
自由空间激光通信技术具有高码率、无干扰、高可靠性的优点。
Using a beacon in the free space laser communication system is an important method of finishing the acquisition course.
采用信标光是完成卫星激光通信捕获过程的一种重要手段，信标光的远场分布对捕捉概率和捕获时间有较大的影响。
Laser transmitting wavefront is near diffraction-limited in space laser communication. Wavefront measurement is the basis of system adjustment and testing.
空间激光通信中发射波面质量接近衍射极限，测量波面是调整和检验发射系统的依据。
At present, because of national space laser communications experiment progresses, it is very urgent to solve some of the key laser communication technologies.
目前由于各国光通信试验的不断推进，解决光通信中的一些关键技术就变得刻不容缓。
Acquisition, pointing and tracking (APT) is the key technology in free space laser communication with the characteristics of high precision and large bandwidth.
高精度、宽带宽的激光捕获、对准和跟踪(APT)技术是自由空间激光通信的关键技术。
The results of simulation show that RS coding and interleaving are fit for the channel of space laser communication, and can largely decrease bit error rate(BER).
计算机仿真结果表明，RS编码和交织技术非常适合空间光通信信道，能大大降低系统的误码率。
Space laser communication, which is regarded as Inter-satellite optical links can establish a round-the-clock, high-flexibility, high-agility, high-reliability information platform.
作为星际光链路的空间激光通信可建立全天候、高机动性、高灵活性、高可靠信息平台。
By Comparison with microwave communication, the advantages of the free-space laser communication system, such as big capacity, low power consumption, small volume and light weight, are introduced.
通信领域中激光通信技术由于自身的优越性得到了广泛的应用。通过将空间激光通信与微波通信比较，介绍空间激光通信的优点：大容量、低功耗及体积小、质量轻等。
That could happen about five years from now, perhaps using a laser on the International Space Station to transmit solar power collected by its panels to Earth.
从现在算起，实验可能会在未来的五年内进行，可能采用的方法是利用国际空间站的激光将太阳板收集到的太阳能传送到地球。
The laser can draw any shape a designer might want, according to EADS, the European Aeronautic Defence and Space Company.
据欧洲航空防卫及太空公司(EADS)称，激光可以画出设计师想要的任何形状。
What does a laser sound like in space?! Good stuff.
宇宙中的激光会有声音吗？
Users see the site as sanctified space, a place to engage in intimate conversations with friends-not to be laser-beamed by weirdly personal advertising.
用户把该网站视为神圣的空间，可以和朋友亲密交谈的地方，不会被乱七八糟广告打扰的地方。
The Laser Interferometer Space Antenna (LISA) is a joint mission between NASA and the European Space Agency scheduled for launch in 2025.
激光干涉太空探测器(LISA)是一个NASA与欧洲太空署的联合任务。计划于2025年发射。
The space and time interference of transparent polymer gels measured by laser static and dynamic light scattering, respectively.
采用静态和动态激光散射测量了透明聚合物凝胶结构的空间相关性和时间相关性。
Laser beam's acquisition, tracking and pointing is one of key technologies of free space optical communication.
光束的捕获、跟踪和对准是自由空间光通信中必须解决的关键技术之一。
Laser beam acquisition, tracking and pointing (ATP) is one of key technologies for free space optical communication.
光束的捕获、跟踪和对准(atp)是自由空间光通信中必须解决的关键技术之一。
Laser beam's acquisition, tracking and pointing is one of the key technologies of free space optical communication.
首先需要解决实现空间光通信的关键问题是光束的捕获、跟踪和瞄准。
By concentrating the energy in space and time, the laser produces positrons more rapidly and in greater density than ever before in the laboratory.
通过在空间和时间上集中能量，激光比之前实验室更快更多地制造出了正电子。
Laser in space will not spread proliferation, but also be able to focus on short-term energy.
激光在空间传播时不会扩散，而且能短时间集中能量。
Part I deals with the diffraction theory in the time -space domains and operator optical methods, as well as their applications to laser optics and high power laser technology.
全文分为二部分，第一部分研究时空域衍射理论和算子光学方法，及其在激光光学和强激光技术中的应用。
This paper can provide a reference and basis for space geodetic techniques especially to the research of the laser ranging.
本文工作可为空间大地测量，特别是激光测距技术的研究提供一定的参考和依据。
It is necessary that the electronic bunch and laser pulses are synchronic in both time and space.
为使耦合充分，必须使电子束团与激光脉冲在时间和空间上完全同步。
The space distribution model of laser propagation in strong scattering medium is advanced. The theoretical analysis for the press irradiation is made.
提出激光在强散射介质中传播的空间分布模型，对压缩照射进行了理论分析。
The rapid development of laser surface treatment has provided great space for the application to the manufacturing of motorcycle components.
激光表面处理的飞速发展，给其在摩托车零部件制造上的应用提供了巨大空间。
The rapid development of laser surface treatment has provided great space for the application to the manufacturing of motorcycle components.
激光表面处理的飞速发展，给其在摩托车零部件制造上的应用提供了巨大空间。
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