系统设计规范

• 2002 code for design of high and medium expansion foam fore extinguishing systems
  高倍数中倍数泡沫灭火系统设计规范
• Code for design of ultrared detection system for railway vehicle axle temperature
  铁路车辆红外线轴温探测系统设计规范
• Code for design of high and medium expansion foam fore extinguishing systems
  高倍数中倍数泡沫灭火系统设计规范2002年版
• Specifications for the design of tv systems withcommon antenna for industrial enterprises
  工业企业共用天线电视系统设计规范
• Theoretical analysis to some important amendents of the code of design for sprinkler systems
  自动喷水灭火系统设计规范中几个重要修订的理论分析
• Specification for design of fuel gas system and combustible gas emission system in petrochemical enterprises
  石油化工企业燃料气系统和可燃性气体排放系统设计规范
• This article is to analysis the building fire automatic sprinkling system , which accords the formulate of automatic sprinkling fire system design specification ( gb50084 - 2001 ) , uses hydraulic computation and basic formula , on basis of automatic system network configuration , and adopts project programming software visual basics . 0 and microsoft access2002 data base to composite hydraulic computation program of building fire system , and to realize building fire automatic sprinkling system design computerized
  本文对建筑消防自动喷水灭火系统(以下简称：自喷系统)的分析，依据《自动喷水灭火系统设计规范》 ( gb50084 - 2001 )的规定，利用水力计算方法和基本公式，在自喷系统管网布置的基础上，采用工程编程软件visualbasic6 . 0和microsoftaccess2002数据库进行建筑消防系统的水力计算程序编制，实现建筑消防自喷系统设计中的计算机化。
• All of such strong points of the cdma can be keep in the frontier in the mobile communication field . the author summarizes who injoins and finishes the second - stage cdma network of sichuan unicom constructs and plans . the paper introduce the cdma technology and network constructs and ervey departments in the systerm . according to the development in the market , the cdma systerm plans and designs , we finish the the second - stage cdma network of sichuan unicom which it bases on the first - stage cdma network . we are perfecting network constructions , network capacities , network qualities , and provide the interface to upgrade the second - stage network to cdmalx , and base the platform for the mobile data service
  本文介绍了cdma技术原理和cdma网络结构以及系统组成的各个部分，根据中国联通四川分公司的经营发展战略，和cdma系统设计规范，设计和实现了中国联通四川分公司cdma二期工程， cdma二期工程是在一期工程的基础上进行的，本文所设计的中国联通四川分公司cdma二期工程建设方案进一步完善了网络结构、网络覆盖、网络质量，解决了cdma二期工程将实现全网升级为cdma1x系统的接口问题，以便为移动数据业务的开发搭建网络基础平台。