In order to study the effect of wheel harmonic wear on train operation safety. the simulation model of train-track-subgrade coupling system which considered rail and track plate vibration was established. According to the harmonic order of the first-order. sixthorder and eleventh-order in the wave depth of 0. https://www.ngetikin.com/mega-save-NHL-Calgary-Flames-Home-Jersey-iPhone-XR-Skin-p120897-hot-value/