Base on the norm analysis of seismic signals and the structural system, the mixed optimal control index J is cited; and its physical implication is defined.
在地震信号和建筑结构系统的范数分析基础上，使用了混合控制优化指标J作为优化目标，并给出其物理含义。
2
The correspond to oil field experience expert system knowledge base and expression have been established, positive and negative mixed inference control strategies have been designed in this system.