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精选优质文档-倾情为你奉上0.640%=1340%=0.650%=0.452%=102:51=4.9:1.4=720:180=0.2540%=1.258%=104.5%=0.76%=30%7=4623%=728%=3.20.08=3.5x+3x=0.711%=123%=100.5=50%9=61%5=0.910.02=11.5+29.6%=1+12%=130%=97%+56%=87%28%=296100=9999+99=319=49.75-0.25=68.8588.858=23.65=73100%=9.8+0.2=15(40+2)=19.8(100-10)=273=6920.5=96030=75%+0.25=4180=65%2=9920=103103= 656 1= 528 1= 3.50.4= 0.53= 874 3 = 5.60.01= 853 1= 0.40.25= 3292= 3251= 435 1= 7 51= 326 1= 0.250.5=2.45= 41614 3=103103=656 1= 528 1= 3.50.4= 0.53= 专心-专注-专业