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two level optical signal 双电平光信号
In active fiber two kinds of nonlinearity, nonlinear polarization and gain saturation, laed to the frequency spectrum broadening of optical signal. 有源光纤的两种非线性效应非线性极化(克尔效应) 和增益饱和效应都将引起光信号频谱展宽。
An anomalous character of reflectivity of resonance active medium is analysed theoretically based on the treatment of nonlinear optical susceptibility of two level atomic system. 基于二能级原子系统的极化率理论,对共振激活介质界面的反常反射特性作了理论分析。
The control system has two level control system and two communication network. 整个控制系统由二级控制系统和二层通讯网络构成。
Prediction is required on two levels. 在两个勘探阶段上需要进行预测。
G-APD array detector has two outstanding characters: single photon sensitivity and pico-second resolving power, which makes the detector very suitable for the weak optical signal 3-D imaging. G-APD阵列探测器兼具单光子探测灵敏度和皮秒级时间分辨率两大特点，适用于对极微弱光目标的三维成像探测。
The garden is arranged on two levels. 花园分两层。
This cannon battery has two levels. 这座炮台分上下两层。
Let me answer that on two levels. 我从两个层次上来回答这个问题。
These two levels create a trading band. 这两个位置产生一个交易带。
The combustion cycle is the main reason of both cutting waviness and main frequency of optical signal. 结果表明，燃烧循环理论不仅是切割面波纹形成的主要因素，也是光信号主频产生的主要原因。
The OLC "torture memo" is disturbing on two levels. 法律顾问办公室“虐囚备忘录”在两种程度上困扰着。
This article has two levels of discourse. 这段文章有两层意思。
Experimental results indicate that with a parasitical capacitance of 2pF,this circuit works at 1.25Gb/s. A clear eye diagram is obtained with an input optical signal of -17dBm. 测试结果表明;在2pF的寄生电容下;前端放大器工作速率达到了1·25Gb/s ;在光功率为-17dBm的光信号输入下得到了清晰的眼图.
Lightwave Solutions has developed a novel optical signal processing core technology resulting in a discontinuous innovation in the design of optical transmitter products. 本公司成功研发出一种新型的光信号处理核心技术，是光纤传输产品设计领域中的又一革新。
The research will develop B/S two level CMI system structure into C/S multi level structure. 并且对于IEEE LTSC中对CMI系统只准对B/S两层结构的设计拓广到C/S多层结构的设计。
In order to simulate the contention of packets and solve the problem of loss of frame synchronization signal,the 622 Mbps optical signal generator based on FPGA is introduced. 为了模拟这种网络解决竞争的能力和解决网络的帧同步不丢失的问题,设计了一种基于FPGA的光上路源。
Based on Giles? two level model,we calculated the optimum length of Er doped fiber (EDF) for a given pump power. 根据二能级近似的 Giles模型 ,计算了对于给定泵浦功率的最佳掺铒光纤长度。
At the same time,the period of optical signal storage in delay lines is also altered and the delay precision of optical fiber delay lines is improved.The simulation res... 相比传统的电延迟线,光纤延迟线具有带宽宽、损耗低、抗电磁干扰能力强、保密性好、重量轻以及性价比高等优点。
And a comparison between the standard BAB (branch and bound) &the proposed two level GA approach was given. 对典型算例进行了仿真，并与分枝定界法的求解结果进行了比较。