采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性；采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
目标应用场合包括：每秒100吉比特的长距离极化多路（pol-mux）（差分）正交相移键控（QPSK），40吉比特每秒的长距离（差分）正交相移键控和40G/100G并行网络。
The target applications include 100-gigabit-per-second long-haul pol-mux (D)QPSK, 40-gigabit-per-second long-haul (D)QPSK, and 40G/100G parallel networking.
差分跳频是一种新型的跳频通信技术。
Differential frequency hopping (DFH) is a kind of new frequency hopping (FH) technique.
该方法通过差分模型考虑了观测量的数值及其相互关系。
The new method takes both the magnitude and the relationship of observations into account by introducing the differential model.
有限差分方法是凝固过程温度场解析的常用数值计算方法。
Finite Difference Method (FDM) is usually used for calculating the temperature field of casting solidification processes.
海上工程作业中定位测量已由原先的无线电定位逐步过渡到差分GPS定位。
In the operation of offshore engineering, the form of positioning measurement is transferred from radio positioning to differential global position system (GPS) gradually.
实例分析表明：变分差分方法对复杂区域具有较强的适应性和较高的求解精度。
The example shows that the variational\|difference method has well adaptability and precision for complex region.
合成孔径雷达（SAR）差分干涉测量是一种最新的大地形变测量遥感技术方法。
SAR differential interferometry is an up-to-date measurement technology for terrain deformation.
差分方程研究的主要内容包括两个问题：差分方程的精确解和方程解的定性分析。
The study of difference equations is main about two problems: exact solutions of the equations and qualitative analysis of the solutions.
该器件内置一个精密低噪声、低漂移内部带隙基准电压源，也可采用外部差分基准电压。
The device contains a precision low noise, low drift internal band gap reference and can also accept an external differential reference.
数值算例表明，用精细积分法得到的解与精确解十分吻合，比有限差分法具有更高的精度。
The results of the precise integration method agree well with the theoretical solution and have higher precision than those of the finite difference method.
利用光强差分检测技术取代传统波长解调方法，简化解调过程的同时传感系统免受温变影响。
By replacing the traditional wavelength demodulation with optical power detection technique, the demodulating process is simplified and immune to temperature variation.
基于声波或弹性波方程的有限差分方法是数值模拟地震波场或合成VSP地震记录的有力工具。
The finite difference methods based on acoustic or elastic wave equation are very useful tools for wave-field numerical modeling or VSP data synthesizing.
第三章利用矩阵理论与重合度理论，讨论了一类非自共轭非线性二阶差分方程周期解的存在性问题。
Chapter 3 is centered around the existence of periodical solutions for non self-adjoint nonlinear second order difference equations by invoking matrix theory and coincide degree theory.
差分功耗分析(DPA)作为一种获取密码芯片密钥的旁道攻击方法，对目前的信息安全系统构成了严峻挑战。
Differential power analysis attack (DPA) is a powerful tool for retrieving secrets embedded in cryptographic devices and it has been a considerable threat to the information security system.
本文在参考了大量文献的基础上，对差分吸收激光雷达探测化学毒剂的原理进行了深入分析，对影响激光回波强度的各种因素进行了详细的讨论。
Based on much literature, the principle of the DIAL system in detecting chemicals and the various factors that influence the laser signal intensity are investigated in detail in this paper.
正确认识压差卡钻，对于减少井下复杂事故，提高钻井速度，降低钻井成本具有十分重要的意义。
Correctly recognizing the differential pressure sticking is of great significance to reduce complex accidents of borehole, increase drilling speed and reduce the drilling cost.
在我的测试中，两台电脑中较小的那台坚持了近五个小时（仅差几分钟），较大的那台坚持了5小时21分钟。
The smaller of the two machines lasted a few minutes shy of five hours in my test. And the larger one lasted five hours and 21 minutes.
曼城目前领先我们，所以我们必须要在训练上好好努力，争取缩小分差。
Manchester City are ahead of us at the moment, so we have to work hard at training in order to reduce this gap.
AC米兰目前依然位居意甲积分榜首位，30场联赛得到62分，但是第二名的国际米兰已经将分差缩小为2分。
Ac Milan still sit top of the Serie a table with 62 points from 30 games, but second-placed Inter have narrowed the gap to two points.
我们里第八名仅差3分而已，如今的挑战就是要保持连胜。
We are only three points from eighth place and now the challenge is to keep winning games.
为赶上球队班车，他一路狂跑40分钟，可还是差了一点没赶上。
He ran for 40 minutes to catch the football team's bus, only to find it had just left.
他在第3节快结束时进了一球，把分差缩小到10分。
He scored late in the third quarter to cut the gap to 10 points.
高级财务主管的薪水可以更多地来自其所持有的股权—如果银行业绩差则返还一部分。
Senior financiers could take more of their pay in equity-and hand some back if the bank does badly.
解决方案：Kerberos身份验证协议要求服务器和客户机之间的时钟差不大于5分钟。
Fix: the Kerberos authentication protocol requires that the clock skew between a server and a client is no greater than 5 minutes.
通信时间差是这次训练的一部分，也是小行星上实际展开任务时宇航员和地面控制人员共同面临的问题。
A communications time lag, which simulates what astronauts and ground controllers would experience during an actual mission at an asteroid, is part of the exercise.
科比则砍下了全队最高的34分，球队在比赛还剩3：22的时候将分差缩小至3分，但此后就再也没能对爵士造成任何威胁。
Kobe Bryant scored 34 points for the Lakers, who got within three points with 3:22 to play but never caught the Jazz.
冠军争夺战就像荡千秋。我们曾领先，然后阿森纳领先五分，现在分差又回到一分。
We were ahead, then Arsenal went five points clear, now the gap is back to one point.
冠军争夺战就像荡千秋。我们曾领先，然后阿森纳领先五分，现在分差又回到一分。
We were ahead, then Arsenal went five points clear, now the gap is back to one point.
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