国家各部门如立法、行政、司法等之间的权力相互制约可称为狭义的权力制约 ,其实质是国家权力的自我约束。自二战以来 ,由于西方社会经济的发展、行政权力日益膨胀 ,权力制约机制发生了新的变化 ,形成了主要依靠公民社会如普选、利益集团参与、新闻舆论监督等对国家权力的制约机制 ,即从狭义制权发展到广义制权。广义制权是权力制约的现代形态和高级形态 ,它反映当代西方民主的新水平 ,对改变国家权力的“至上性”具有积极意义 Various departments of the state such as legislation, administration, justice and other powers between the mutual constraints can be called the narrow power constraints, its essence is the self-restraint of state power. Since the second world war, due to the development of the western society, the administrative power has been expanding day by day. New changes have taken place in the power restriction mechanism. Restricted mechanisms have been formed that mainly rely on civil society such as universal suffrage, participation of interest groups, supervision of news media, From Narrow System to General System. The power of general power is the modern form and advanced form of power restriction. It reflects the new level of contemporary western democracy and has a positive effect on the “supremacy” of changing state power