Predicting the vibration-fatigue-life of engineering structures subjected to random loading is a critical issue for. Frequency methods are generally adopted to deal with this problem. This paper focuses on bimodal spectra methods. including Jiao-Moan method. https://www.spidertattooz.com/PRESTIGE-Crystal-1122-Rivoli-12mm-Crystal-Agave-Ignite-1-Piece/