讲到控制,就不能不讲信息.控制是信息及信息反馈的一种有效的作用.如果没有信息的客观存在和充分利用,控制的理论和技术便无从产生. 人类社会发展的历史告诉我们,材料、能量、信息并列为客观世界的三大要专,物流、能流、信息流构成社会生产和生活的最基本过程.人类最先向大自然索取的是材料;为了充饥,人们必需获取食料;为了御寒,人们必需寻找遮盖;为了 When it comes to control, information cannot be ignored. Control is an effective function of information and information feedback. Without the objective existence and full use of information, the theory and technology of control cannot be produced. The history of the development of human society tells us that Materials, energy, and information are tied together in the objective world. The logistics, energy flow, and information flow constitute the most basic process of social production and life. The first human being to obtain from nature is the material; in order to live in hunger, people must obtain foodstuffs. To protect the cold, people must seek cover;