According to the concrete situation of present multimedia classroom, this paper designs a set of multimedia centralizedcontrolling system.
根据当前多媒体教室的具体情况，设计了一套多媒体集中控制系统。
2
The construction and administration of the round-the-city greenbelt shall follow the principle of unified planning, unified plan, centralizedcontrolling and graded administration.
环城绿带的建设和管理，实行统一规划、统一计划、集中控制和分级管理的原则。
3
Though the automatization level of the pumping stations built in eighties of 20 century has made some progress, the controlling way is adopted the weak electricity centralized form only.