1()2()()2050(22n)500(11)27.9%55775014500310011112323::xiuer::22:2700:50:22:19:23:-5()10():LV.4():180:228:1.LV.MAX()2.LV.5:131013.LV.MAX:4.LV.1:10%5.LV.1:2%0.6%::::22018050