奇异线性二次指标最优控制问题LQ问题
singular linear quadratic LQ problem
测距同期性问题
Periodicity Problems of Range Sensing
创造性问题解决模式
creative problem solving models
创作性问题解决
productive problem solving
弹塑性问题
elasto plastic problem
elasto-plasticity problem
elasto-plastic problems
elastoplastic problem
Elasto-plastic problem
elastoplasticity problems
elastic-plastic problem