Then the concept of baseline stability is set up, and stability level is defined by the author, an indexofstability which can reflect the idea of stability perfectly.
同时，建立基线稳定性的概念，尤其是自定义了一种可以较好地反映稳定性思想的指标——稳定度。
2
For countries with very poor levels of governance (as measured by a commonly used World Bank index), small improvements in such things as law enforcement, stability and security lead to more piracy.
A geometry based mathematical model is established for the calculation of reliability index by use of the fuzzy random reliability theory for slope stability analysis.