全光网；超长距离传输；
全光3r再生是克服超长距离传输中光信号恶化的一种有效的方法。
All optical 3r regeneration is an effective method to overcome the optical signal degradation in the long haul transmission systems.
在超长距离传输时，信号调制格式是可提高系统传输性能的一项关键技术。
Modulation format of signal has become a key technique to enhance the transmission capability of system in the long-distance system.
超长距离径赛项目有马拉松，距离为42公里以上，还有男子50公里竞走。
Extreme distance RACES include the marathon over 42 kilometers and the men's 50 kilometers road walk.
从触变泥浆减摩技术和中继接力技术两个方面对超长距离顶管施工中的顶推力进行了研究。
From the technology of reducing friction slurry and the relay jacks, the jacking force of long pipe jacking has been analyzed.
主要适用于长距离和超长距离单一管线的伴热保温，一个电源点最大使用长度为几百米到数千米。
Mainly applying to thermal insulation of single long legnth pipe, The longest use length with one power suppply circuit from hundreds meters to thousands meters.
利用光孤子传输长久不变形的原理，构成一种超高速、超长距离的光纤通信系统——光孤子通信系统。
Using non-deformation principle of soliton propagating over ultralong distance(fibers), the ultrahigh speed and ultralong hauls transmision system—optical soliton communication is developed.
尽管它听起来像是一种充满幻想色彩的大冒险，但超长距离的铁路运输的确是国际运输中重要的组成部分。
While it may seem like a fanciful adventure, extreme long distance rail service is an important piece of the international shipping Arsenal.
如超长距离输电装置、紧凑型线路、无功动态并联综合补偿技术、大截面耐热导线以及新型安全自动装置等。
For instance, extra long distance implement, tight power line, idle dynamic parallel integrated compensation, big section heat-resistant wire, new-style security automechanism, and so on.
从我们的流行tcr系列，演变制造出来的TC X杆，它重新定义了超长距离类的产品，一如我们一如既往的推动钓竿性能的外部边界。
Evolved from our popular TCR Series, TCX rods redefine the extreme distance category, as we continue to push the outer boundaries of fly rod performance.
鉴于砂土地层中超长距离曲线顶管施工技术在国内外少有研究，本文重点探讨了砂土层中长距离曲线顶管施工中有待解决的几个技术优化的问题。
Several problems about optimization techniques which belong to long distance curved pipe-jacked technology in stratum of sandy soil have been put forward in this paper.
鉴于砂土地层中超长距离曲线顶管施工技术在国内外少有研究，本文重点探讨了砂土层中长距离曲线顶管施工中有待解决的几个技术优化的问题。
Several problems about optimization techniques which belong to long distance curved pipe-jacked technology in stratum of sandy soil have been put forward in this paper.
应用推荐