扫描步距；
In many measurements, a short enough scanning step is required to acquire an adequate spectrum resolution.
在很多测量方法中都需要一个具有足够小的扫描步长，以保证能够获得足够的光谱分辨率。
The first step in performing this match is called scanning, or lexical analysis.
执行此匹配的第一步叫做扫描或词法分析。
Scanning a port of the target system is the first step that network intruders will do before entering the system.
对目标系统进行端口扫描，是网络系统入侵者进入目标系统的第一步。
Dynamic scanning takes backlights a step beyond dimming for improved control of motion blur and more precise dynamic contrast control.
动态扫描使背光在改善运动模糊控制和更精确的动态对比度控制方面前进了一大步。
The first step that network system intruders enter the target system is the port scanning of the system.
对目标系统进行端口扫描，是网络系统入侵者进入目标系统的第一步。
Abstract: The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
摘要：工程图纸扫描输入与识别理解是CAD推广和普及的关键步骤之一，主要解决已有大量图纸再利用问题。
Abstract: The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
摘要：工程图纸扫描图象的图文分割是一个重要问题。
The communication between PC and the AT89C52 chip is achieved through the RS232 bus, so scanning mode, rotate speed, step and direction of step motor are setup expediently.
利用AT89C52单片机控制两台步进电机，通过RS232总线进行上位机（PC）与下位机（AT89C52）的通讯，可方便地进行步进电机扫描方式、转速、步长和方向的设置，实现了对步进电机的精确控制。
The surface profiles, micro-morphologies and crystal quality of SSP ribbon and Poly-Si film were then investigated by the step profiler, XRD (X-ray Diffraction) and SEM (Scanning Electron Microscopy).
借助台阶仪、X射线衍射(XRD)、扫描电镜(sem)等手段对颗粒硅带及多晶硅薄膜进行了表面轮廓、结晶质量和微观形貌的表征。
The structure of the molecular sieves is studied by means of X-ray diffraction, XPS, EPMA and IR spectrometry, and the unit cell parameters are measured with step scanning technique.
用X射线衍射、X射线光电子能谱、X射线电子探针、红外光谱等方法对分子筛进行了结构研究，并用阶梯扫描方法测得其晶胞参数。
The precise location of the laser spot center is an important step to raise the measurement resolution in large 3-D surface profile measuring system of laser scanning.
在激光扫描大型三维曲面测量中， 激光光斑中心的准确定位是提高测量分辨力的关键。
This paper introduces a dynamic detecting system drived by step-by-step motor for two-dimensional open-link laser scanning that we have just developed.
本文介绍了我们新研制的步进电机驱动二维开环激光扫描动态检测系统。
The electrokinetic potential waveform output by a power supply in the electrodepositing system is a continuous scanning potential waveform or a step scanning potential waveform;
电沉积体系中的电源输出的动电位波形是连续扫描电位波 形，或阶梯扫描电位波形；
The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
圆弧和圆是工程图形中的重要图元，已有多种识别算法，可分为两种：逼近法和直接法。
The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
圆弧和圆是工程图形中的重要图元，已有多种识别算法，可分为两种：逼近法和直接法。
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