The main works and conclusions in this paper are as follows : ( 1 ) by the irrefutable datum and evidences and with the viewpoint of fire - protection economic , the author illustrated that : a ) as a traditional main fire - protection means that combine the systems conclude hydrant system , automatic fire alarm system and building separating system for fire protection , it is not efficient , let alone economic , so it should be abolished in complicated multi - layer building and high building 其主要工作和结论如下: ( 1 )通过确凿有力的证据和数据,运用消防经济学的观点说明了: a )在功能复杂的多层建筑和高层建筑中,传统的以消火栓灭火系统、建筑防火分区、火灾自动报警灭火系统联合灭火为主的灭火方式不高效,更不经济,应被取消。
As a separate system , the system of statistics and analysis for the reliability of low - voltage user records reliability datum of every low - voltage user by gathering terminals , collects and deals with these datum with the technique of low - voltage power line carrier by lumped instrument . last , the datum in the lumped instrument are read in the database of the master station computer by telephone network 低压用户可靠性统计与分析系统作为独立系统,以低压台区为单位,通过采集终端记录每个低压用户的可靠性数据,再采用低压载波由集中装置对这些数据进行集中并处理,主站计算机以电话网络拨号的方式将集中器中的数据读入数据库。
This procedure set up a new model which reflected practical educational values of american and developing tendency of the worldwide high education , indicating the new era of high education is coming . during a half century , from morill act to cornell university to wisconsin idea , the social service function of american high school was set up afterall . from then on , the traditional and separated systems was transformed to be public service station 从《莫雷尔法案》到康乃尔大学,再到威斯康星思想,历经半个世纪的风雨历程,美国高等学校社会服务职能终于确立了。从此高等学校打开传统封闭的“象牙塔” ,步入社会,走进红尘,成为公众生活的服务站。再次,较详细的介绍了美国高等学校社会服务职能的发展。