上学期留学生的考试成绩一直无规律地波动，在教学改革后成绩有明显上升。
Last semester the scores of the foreign students fluctuated irregularly, but showed an obvious increase after the reform in teaching.
英国球星鲁尼预计今日在意大利旅游胜地波托·菲诺和女友科琳举行婚礼。
UK football star Wayne Rooney and his girlfriend Coleen McLoughlin are expected to tie the knot today in the Italian town of Portofino, a famous holiday resort.
因此当坏账发生，恶劣的影响不仅仅局限在拥有大众储户储蓄的高街银行，而是更广泛更深远地波及到了其他领域。
When bad debts occur, the pain is spread far and wide instead of focused on the high-street banks, which hold the deposits of ordinary consumers.
金融一体化被赞为欧元的巨大成功之一，但是这也意味着边缘国家的麻烦将会更多更容易地波及整个欧元区经济体。
Financial integration has been celebrated as one of the big successes of the euro.But it also means that more trouble in peripheral countries could easily spread to the entire euro-zone economy.
金融一体化被赞为欧元的巨大成功之一，但是这也意味着边缘国家的麻烦将会更多更容易地波及整个欧元区经济体。
Financial integration has been celebrated as one of the big successes of the euro. But it also means that more trouble in peripheral countries could easily spread to the entire euro-zone economy.
介绍了基于USB2.0技术的高频地波雷达接收机系统。
The HF ground wave radar receiver system based on USB2.0 technique is introduced.
高频地波雷达是对海面、低空目标进行超视距探测的重要手段。
High frequency surface wave radar is an important tool of the over horizon detection of sea and low-altitude targets.
他们看看，能在湖里将石子掷多远，水面荡起地波纹能有多长。
They see how far they can toss a rock in the lake and watch the endless ripples.
高频地波超视距雷达在舰载条件下探测舰船目标面临着诸多挑战。
For HF ground wave OTH radar to detect ship targets in the shipboard environment is faced with a range of technical challenges.
高度估计对于高频地波雷获取三维信息、提高预警能力很有意义。
Estimation of target altitude is quite significant to achieving 3d information and increasing early-warning ability for HF surface wave radar (HFSWR).
主要论述了天波、地波、微波超视距雷达的工作机理及其发展趋势。
The operational principles and the development tendencies of sky-wave, ground-wave, and microwave OTH radars are also presented.
汇率会不时地波动，有时一美元值十二墨西哥比索，有时只值八比索。
Sometimes a United States dollar is worth twelve pesos in Mexico.
本文研究了一种新的高频地波超视距雷达目标距离以及方位角超分辨问题。
Super resolution for target range and azimuth Angle of a novel bistatic HF-Surface Wave Radar (HF-SWR) is investigated.
由于工作在高频段，高频地波超视距雷达的角分辨力较差，尤其是当阵长受限时。
Owing to the decametric wavelength, the angular resolution of High Frequency Surface Wave OTH Radar (HF SWOTHR) is usually coarse especially when dimensions of antenna array are restricted.
增大探测距离、快速精确跟踪是高频地波雷达探测飞行小目标所面临的主要困难。
Increase of detection range and fast precision tracking are main difficulties in weak aerial target detection for High Frequency Surface Wave Radar (HFSWR).
高频地波雷达近海监测和海态遥感技术是一种利用海洋回波多普勒谱反演海态参数的方法。
High frequency ground wave radar for near ocean inspection and ocean remote sensor is a method that use ocean echo wave Dopier spectrum to deduce the parameters of ocean situation.
近三十年来，高频地波对海探测雷达因其本身所特有的优点而引起了许多国家的高度重视。
During the near three decades, high - frequency ground wave radar detecting for sea has been regarded for its high performance by many countries.
高频地波超视距雷达可以实现对海洋环境状态(如风、浪、流等海洋动力学参数)的监测。
The high frequency ground wave over-the-horizon radar can be adopted in detecting ocean state such as wind, ocean waves and ocean currents.
软件高频雷达也是一部在岸边使用的高频地波超视距雷达，是国家211学科建设项目之一。
High frequency radar is also a high frequency ground wave super resolution radar used on the seaside, and meantime it is one of projects of National 211 for building subject.
分析了高频地波雷达的时序要求，采用大规模可编程逻辑器件CPLD实现了专用定时芯片。
The time-sequence requirements for the radar are analysed, and a programmable timer is realized by a CPLD.
地波传播受天气的影响较小，比较稳定，信道参数基本上不随时间的变化而变化，是恒参信道。
The transmission of the earth wave is stable, hardly influenced by climate and its channel parameter does not change with time basically, it is Constant Parameter Channel.
针对高频地波雷达回波信号中的电离层杂波，提出了利用时频分析与特征值分解抑制杂波的方法。
To suppress ionospheric clutter in the echo signal of high frequency surface wave radar (HFSWR), a method to suppress clutter based on time-frequency analysis and eigenvalue decomposition is proposed.
海面低速目标的非均匀运动和射频瞬态干扰引起的多普勒谱展宽影响高频地波雷达检测目标的准确性。
The Doppler spectral broadening due to nonstationary movement of target and radio-frequency clutter will decrease the veracity of target detection by high frequency ground wave (HFGW) radar.
英国球迷又将象以往一样随着这支球队的输赢，情绪剧烈地波动着，有时候歇斯底里，有时候喜极而泣。
As before, the England fans will inevitably go through an emotional turbulence of hysteria and tearful exhilaration at the team's ups and downs.
本文把求解半空间散射问题的FDTD技术与地波传播理论相结合，研究任意复杂目标的地波散射特性。
In this paper, the ground wave scattering from a complex target is investigated by combining the FDTD technique of solving the semi-space scattering problem with the theory of ground wave propagation.
阐述从高频地波雷达海洋回波反演海洋表面流中，使用MUSIC算法提取径向流方位必须的信号预处理。
In this paper, signal preprocessing for bearing determination of ocean surface radial current mapping by HF ground wave radar based on MUSIC is investigated.
为提高高频地波雷达的抗干扰能力，提出了一种在线性调频中断连续波的基础上基于跳频技术的新高频地波雷达体制。
The paper presents a new radar system based on frequency Modulated Interrupting Continuous Wave (FMICW) by exploiting the hopping frequency technique to improve the capability of HFGWR.
市场上的投资者减少并不一定意味着油价会回落，因为投机者可以同样轻松地做多或作空油价，甚至可能导致油价更加剧烈地波动。
Fewer investors in the market won't necessarily spell lower oil prices, as speculators can take bets with equal ease on price declines or gains. It could also lead to greater price swings.
2003年在授信过度的信用卡公司中引发的危机几乎没有更大范围地波及到金融系统的其它领域，这说明了审慎标准有所提高。
It is a measure of the improvement in prudential standards that the crisis among overextended credit-card lender in 2003 had almost no contagious effect on the broader financial system.
2003年在授信过度的信用卡公司中引发的危机几乎没有更大范围地波及到金融系统的其它领域，这说明了审慎标准有所提高。
It is a measure of the improvement in prudential standards that the crisis among overextended credit-card lender in 2003 had almost no contagious effect on the broader financial system.
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