这其中，时机选择尤其重jl0c，而决定最佳时机的因素7E7n比较复杂cej4

“Batterytechnologyhasbecomeoneofthemostformidablechallengesthatmanufacturersmustaddress.Consumers'highexpectationsfornew-energyvehicles,especiallybatterytechnology,willlikelydrivemanufacturerstoenhanceresearchanddevelopmenteffortsfortechnologyadvancementandbreakthroughs,”saidJeffCai,GeneralManagerofAutoProductsPracticeatJ.D.PowerChina.