FPGA控制的交通灯课程设计山东理工大学毕业设计(论文)学生姓名??指导教师??,左转灯亮转红灯亮之前也要先转黄灯亮5秒,红灯亮可以直接转绿灯或左转灯亮,四种AbstractElectronicexcitedstateisoneofthecommonformsinwhichatoms,moleculesandionsexistinthenature.Studyonthecharactersanddynamicsbehaviorsofthemolecularexcitedstates,suchasenergylevels,lifetimes,predissociationandauto-ionization,aswellasontheirelectronicstructures,isnotonlyasignificanttopicrelatedtochemicalreactionsandchemicaldynamics,butalsooneofthefrontiersinthefieldofatomicandmolecul