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T=-0.164*(5.5*4.5*3)/((5.5*4.5+2*5.5*3+2*4.5*3)*ln(1-0.16918)+5.5*4.5*ln(1-0.01))
T=-0.164*(5.5*4.5*3)/((5.5*4.5+2*5.5*3+2*4.5*3)*ln(1-0.16918)+5.5*4.5*ln(1-0.01))
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