The main fields of current research on XML safety issues are XML Encryption, XML Digital Signature and XML Access Control.
目前XML安全问题研究的主要领域有：XML加密、XML数字签名和XML访问控制。
Active noise control (ANC) is a new high technology integrated with acoustic, adaptive control and digital signal process and it has become the research focus center of noise control.
主动噪声控制是集声学、自适应控制及数字信号处理等技术为一体的高新技术，已成为国内外噪声控制界的研究热点。
The thesis discusses on how to research and then design the LED video panel system, which is a typical product of computer digital video system, by using the PLD chip as the main control logic.
本论文讨论用PLD芯片作为主要控制逻辑来设计计算机数字视频系统的一个典型应用型产品——LED视频电子显示屏系统的研制方法。
Research results: the train control centre interfaces for CTCS2 adopting the international standard safety digital interface can overcome the inherent disadvantages of the existing relay interfaces.
研究结果：基于CTCS2地面列控中心接口采用国际上通用的标准安全型数字接口克服继电接口的固有缺点。
The platform is a powerful online development tool. It is suitable for research and development of many kinds of digital motor control systems and digital power control systems.
该平台具有强大的在线开发功能，适合于各种数字化电机控制系统和数字化电源控制系统的研究和开发。
Base on the analysis and research of the original control system of double housing planer (B2012A), according to its special technics, designed a digital direct current speed control system.
在分析和研究龙门刨床(B2012A)原控制系统的基础上，根据厂方现场生产工艺的特殊要求，设计了龙门刨床全数字直流调速系统。
So the research presented here is concentrated on digital control of welding inverter, aiming at enhancing control precision and flexibility.
因此，本文针对弧焊逆变电源的精确控制和柔性化，对弧焊逆变电源的数字化控制进行了研究。
This dissertation is devoted to the research of the digital image process, the design and realization of the mobile robot vision control system.
本文针对移动机器人视觉图像处理算法、控制的软件平台设计开展研究工作。
Because of the essence of this control system is to complete servo cylinder test, we adopted many control strategies, and the design of digital controller of computer is the main research object.
又因为是试验台控制系统，其本质是为了进行伺服缸的试验，所以我们针对该系统应用了多种控制策略，其中计算机控制系统的数字控制器设计是本文研究的重点内容。
This paper has mainly described in detail the research of the high accuracy control of Linear Pulse Motors and the application of bionic optimization algorithms in digital PID control system.
本文主要研究了直线步进电机的高精度控制和仿生优化算法在数字pid控制系统中的应用。
The paper describes an ongoing research and development project of a power control system for the research reactor based on full digital technology.
文章描述一采用数字化技术设计的研究堆功率控制系统，介绍了功率控制方法、实现的功能、系统的结构、功率调节算法以及设计关键技术。
This dissertation is focused on the research of the digital control technologies for uninterruptible power supply (UPS).
本文致力于单相不间断电源(ups)的数字化控制。
The research status of inverter digital control technology is also introduced in the paper.
同时介绍了逆变器数字控制技术的研究现状。
The subject is of far reaching importance to research of digital tubular PMLSM servo control system, and it also has reference value to research of other linear digital servo control system.
本课题对数字化圆筒型永磁直线同步电机伺服控制系统的研究具有重要意义，对其他直线电机的数字化伺服控制系统的研究也有一定的参考价值。
Based on technology of digital signal processing, the paper has done thorough and comprehensive research on full digital AC PMSM servo control system.
在数字信号处理技术的基础上，本文对全数字式的交流永磁同步电机伺服驱动器进行了较为深入和全面的研究。
Based on technology of digital signal processing, the paper has done thorough and comprehensive research on full digital AC PMSM servo control system.
在数字信号处理技术的基础上，本文对全数字式的交流永磁同步电机伺服驱动器进行了较为深入和全面的研究。
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