The maximum amplitude, stability and amplitude jump of main resonance describe the primary characters of a drive shaft.
传动轴主共振的最大振幅、稳定性、振幅突变性是其主要特性。
Based on engineering characters and stability controlling factors of layered rocky slope, the distribution characters of ground water in layered rocky slope are shown.
在阐述了层状岩质边坡的工程特性和控稳因素后，揭示了层状岩质边坡内地下水的分布特征。
The results show that the taxonomic importance of hind wing venation characters isn't stability in the genera level and species level in Callichromini.
结果表明，后翅翅脉特征在该族内具有稳定性，在属间和种间不具稳定性，后翅翅脉特征在绿天牛族属级和种级中分类意义不大。
应用推荐