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1-(17.56*313.9*10^6+.17*52.8*10^6+.20*4.19*10^6)/(4.88*7.046*10^9)
1-(17.56*313.9*10^6+.17*52.8*10^6+.20*4.19*10^6)/(4.88*7.046*10^9)
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