"2017wasanexcellentyearforus.Wedeliveredstrongerfinancialresultsandmetournetcostreductiontarget.saidSergioP.Ermotti,GroupChiefExecutiveOfficer.
△四维通风冷却系统MQC1有着较深的内部空气rKAv道,大开口通风孔,VhLc及垂直并排的排气孔5sQM能够使得此安全帽有WQlW最佳的空气动力与通CYTj效果HwZu