According to the GeneralStabilityCriterion, a closed loop system will be stable if and only if all the roots of the characterized equation have negative real parts.
根据总体稳定性判据，闭环系统稳定，当且仅当所有的特征方程的根有负面真正的部分。
2
General thermodynamics stabilitycriterion of combustion is got.
得到燃烧稳定性一般热力学判据。
3
The criterion judging strength and stability problems may be obtained by using the concept of additional moment, and the general character of these structures is that they belong to strength problem.