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(E'\) )Tj
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(f:' )Tj
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/T1_1 1 Tf
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(2\243, )Tj
/T1_0 1 Tf
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(\(24\) )Tj
0.0106 Tc 8.4 0 0 8.4 313.61 561.09 Tm
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-0.0022 Tc 1.15 0 Td
(which )Tj
/T1_3 1 Tf
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/T1_0 1 Tf
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0.0197 Tc 8.4 0 0 8.4 365.26 561.09 Tm
(the )Tj
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(initial )Tj
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(elastic )Tj
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(E, )Tj
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8.1972 0 0 8.4 513.77 561.09 Tm
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0.0055 Tc 8.4 0 0 8.4 521.98 561.09 Tm
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/T1_0 1 Tf
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0.0197 Tc 8.4 0 0 8.4 505.18 551.01 Tm
(the )Tj
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(ten\255)Tj
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(concrete. )Tj
0.0056 Tc 3.992 0 Td
(Substituting )Tj
0.0121 Tc 5.183 0 Td
(Eq. )Tj
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(\(24\) )Tj
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0 Tc 8.1 0 0 8.1 488.7 540.92 Tm
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(\(23\), )Tj
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(geometrically )Tj
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