The frame structures, design principles and network planning of system based on Ethernet Passive Optical Network (EPON) are described.
描述了基于以太网的无源光网络系统的框架结构、设计原则和网络规划；
A multi-mode optical fiber sensor system is proposed, which is installed in the window frame and whose sensor signals are based on variation of a speckle pattern.
提出一种车窗防夹的多模光纤传感系统，该系统安装在车窗框内，并基于斑纹图样的变化来获得信号。
The particular frame of optical cross matrix composed by AWG and AOWC was used, and the wavelength route function was realized by control system.
在设计中采用了AWG和AOWC构成的光交叉矩阵的结构，并通过相应的控制系统实现了波长路由功能。
The protect frame of marine optical instrument needs enough strength and small self-shield effect, which is somewhat conflicting.
海洋光学测量仪器的保护框架既要有足够强度，又要自屏蔽效应小，这是一对矛盾的要求。
To fill the frame as much as possible with your subject, try using the cameras optical zoom.
为了让你想拍的物体能尽可能充满取景框，尝试使用相机的光学变焦。
The unified frame based on sparse prior for optical and SAR (synthetic aperture radar) image resolution enhancement is studied.
研究了基于稀疏型先验的光学及SAR图像的分辨率增强的统一框架。
One of the most critical points in optical PPM radio communication lies on the recovery of slot clock and frame synchronization signal.
P PM无线光通信的关键问题之一在于时隙时钟与帧同步信号的恢复。
A packet transfer apparatus (3) executes mutual conversion and transfer of an upper layer packet on a user terminal side and a lower layer frame on an optical wavelength path side.
数据包传送装置(3)执行用户终端侧的上层数据包和光波长路径侧的下层帧的相互转换和传送。
The introduction of intelligence in optical network forms the base of new generation service provision platform. Meanwhile, optical network is moving towards all optical transparent frame.
光网络中智能的引入为构造新一代的业务提供平台奠定了基础，同时，光网络在不断向全光透明架构演进。
A local distribution box used to connect optical fibers in cables from the fiber distribution frame to loops going to the home optical transceiver or other subscriber instrument.
一种局部分线盒，用于把从光缆配线架上引出的光缆中的光纤接到用户光收发器或其它用户设备的光路上。
In the thesis, the algorithm of background subtracting, frame difference algorithm, motion estimation based on optical flow field and object tracking based on active shape contour are investigated.
本文研究了背景相减算法、差分法、基于光流场的运动估计和基于主动形状模型的目标跟踪算法。
By the comparison of hardness and optical microstructure between fired part and non-fired part of the well-frame, it is found that the hardness of the fired part has increased.
通过对井架底部火烧部位和未火烧部位进行硬度和显微组织的对比试验发现，火烧部位硬度得到提高；
The discontinuous frame difference optical flow field algorithm can be composed of the parallel structure system, which can detect different kinds of moving objects with different velocities.
采用不同间隔的序列差分构成并行识别系统结构，使整个系统能够探测各种不同速度的运动目标。
It consists of outer layer sealing constant temperature jacket, middle layer objective sleeve and inner layer as lens frame to partition and fix optical lens elements.
它由外层密封恒温外套、中间层镜筒、内层为分隔固定光学透镜元件的透镜框组件组成。
Progressive cracking of granite plate under uniaxial compression had been investigated by using a loading frame, which could be well equipped with optical microscope and video recorder.
研究了花岗岩板在单轴压缩应力状态下的微观破坏过程。试验主要采用了液压加载台、光学显微镜、同步录象系统以及二次复型技术等。
The main products we can provide are: GPX249 optical fiber wiring frame range;
公司目前生产的产品有：GPX249型光纤配线架系列；
The main products we can provide are: GPX249 optical fiber wiring frame range;
公司目前生产的产品有：GPX249型光纤配线架系列；
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