查询词典 access control

A two-level-caches mechanism is brought in the Generalized Framework for Access Control based on a three levels model of access, and is implemented in Red-Flag Secure OS .

本文以一个商品化安全操作系统的大量实际开发工作为基础，结合国内外在多安全政策支持框架、安全模型和安全操作系统等方面的最新研究成果，对多安全政策支持框架的理论及其在安全操作系统中的实施进行了研究。

A two-level-caches mechanism is brought in the Generalized Framework for Access Control based on a three levels model of access, and is implemented in Red-Flag Secure OS. Experiments has proved that the two-levels-cache mechanism can effectively improve performance of the GFAC.

引入&二项缓冲机制&到通用访问控制框架中，有效地解决了访问控制框架在支持多种安全政策时效率低下的问题，并建议将&二项缓冲机制&引入到访问控制框架的国际标准ISO/IEC 10181-3：1996中。

This paper is designed to bridge crane grab the electrical control system, application access control system control relay.

本文设计的是桥式抓斗起重机的电气控制系统，应用继电接触控制系统控制。

A new and convenient three-dimensions garage control node design method was achieved by using LON control module to solve the problem of the vehicle s access control in the masterless distributed system.

为了解决在这种无主的分布式系统中对车辆的存取控制，使用LON控制模块实现了一种新的、方便的立体车库智能控制节点的设计方法。

NetOp Remote Control - is a family of cross platform PC remote control products. From the luxury of your own PC you can access remote workstations and servers. You can view the screen on the remote PC, control its keyboard and mouse, transfer files in both directions, initiate chat, audio chat, record sessions, and much more.

Netop是一种功能强大的远程控制软件，如果您的PC安装Netop后，您便可以通过本地PC连接到远程工作站和服务器上，您还可以通过本地PC观察远程PC的屏幕、控制它的键盘和鼠标、在您的本地PC与远程PC间传递文件、传输音频、录音会议等等诸多功能。

Our main products are: Digital Board with RF coaxial cables, digital bureaux symmetrical RF cables, high frequency coaxial cable, digital communications cable symmetrical, high-frequency digital transmission cables, security cables and industrial inspection, multi-structure control of an integrated multi-core cable , multimedia cables, cross-linked communications cables, control cables, shielded cables, electrical lines installed, UL electronic lines, plant rooms and so on with flame-retardant flexible cables, common backbone network cables, network cables ordinary slip, elevator cables, instrumentation cables, PTFE high temperature cables, ultra-five twisted-pair, program-controlled switchboard wiring cables, high frequency cables, low smoke zero halogen cables, various types of flame-retardant and fire-resistant cables, nylon jacket line, car line, data transmission cables, HFC access network using coaxial cable, 75 ohm foam Physics Series, CATV coaxial cable, 50 ohm series of RF coaxial cable, low loss 50 ohm series of physical foaming coaxial cable, control cable, rubber cable sets , electric welding cables, silicon rubber cables, marine cables, mining cables, PVC insulated wire and cable, computer cable, power cable, electrical wiring primer, rubber insulated wire, woven wire, high temperature wire, XLPE cables ship cables, high temperature cables, such as fire, at the same time to take a special type electric wire and cable products specifications to develop a business.

公司主要产品有：数字局用同轴射频电缆，数字局用对称射频电缆，高频同轴电缆，数字通信对称电缆、高频数字传输电缆、保安与工业检测电缆、多重结构多芯控制综合电缆、多媒体电缆，交联通信电缆，控制电缆，屏蔽电缆，电器安装线， UL电子线，机房等场合用阻燃软电缆，普通主干网络电缆，普通支路网络电缆，电梯电缆，仪器仪表电缆，聚四氟乙烯高温电缆，超五类双绞线，程控交换机配线电缆，高频电缆，低烟无卤电缆、各类阻燃和耐火电缆、尼龙护套线、汽车线、数据传输电缆，HFC接入网用同轴电缆、物理发泡75欧姆系列、CATV同轴电缆、50欧姆系列RF同轴电缆、低损耗物理发泡50欧姆系列同轴电缆，控制电缆、橡套电缆、电焊机电缆、硅橡胶电缆、船用电缆、矿用电缆、聚氯乙烯绝缘电线电缆、计算机电缆、电站用电缆、电机引接线、橡皮绝缘电线、编织电线、高温导线，交联聚乙烯电缆船用电缆、耐高温防火电缆等，同时承接特殊型号规格电线电缆产品的研制、开发等业务。

Freescale16 design is partly based on SCM MC9S12DG128 as a system for the control processor, based on infrared sensors detect the road, through the processing and analysis of information, access to the track with black lines and gun feedback on the autonomous mobile trolley loop Feedback control; through the motor-driven and S12 to PWM control, making autonomous mobile trolley to the track in accordance with the regulations and to advance.

设计部分采用了Freescale16为单片机MC9S12DG128作为系统控制处理器，基于红外传感器检测道路信息，通过对信息的处理和分析，获取赛道黑线并结合测速反馈实现对自主移动小车的闭环反馈控制；还通过直流电机驱动和S12脉宽调制控制转向，使得自主移动小车能按照规定的轨迹前进和转向。

By studying the final form of a set of responsibilities clear, operative of the internal control system, with the advance guard, in control and afterward as a supplement to the characteristics, as the enterprise's internal control activities of its implementation, the specific standards and guidance, at the same time through the internal control system of regular performance assessment, analysis of the system is running and the degree of deviation of internal control target, real time system improvements, business results and efficiency of the process to provide ongoing protection.

通过研究最终形成的一套职责明晰、操作性强的内控体系，具有"事前防范为主，事中控制和事后补救为辅"的特点，为企业的内部控制活动的实施提供了具体的规范和指导，同时通过对内控体系定期进行绩效评估，分析体系运行的情况和内控目标的偏差程度，继而实时进行系统的改进，为企业经营的效果性和效率性提供了持续的过程保障。

Along with advancement of industrial control demand, development of control theory and computer technology, a predictive control algorism is produced with effective control and strong robustness, which is applicable to complex industrial processes and the control system, and is successful applied in petroleum, chemical industry, metallurgy and mechanism, and have a good prospect in application.

随着工业控制要求的提高及控制理论与计算机技术的发展，产生了控制效果好、鲁棒性强，适用于复杂的工业过程的预测控制算法，并已在石油、化工、冶金、机械等工业领域的控制系统中得到了成功的应用，是一类很有发展前景的新型计算机控制算法。

Most of present airborne platforms are analogic control system, digital control system can improve the system general performance, digital control is the development direction of platform systems, digital control has especial techonoly, this paper focus on researching the key technologies of digital control of airborne electro-optical stable platform.

现有的机载平台大多采用模拟控制，数字控制系统能提高系统综合性能，便于系统调试，采用数字控制方式是平台系统的必然发展方向，系统辨识、控制器设计和多采样率问题的研究是数字控制系统研究的关键问题，有关机载光电稳定平台数字控制的这些关键技术研究是本文的目的。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。