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Advances in Civil Engineering
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2021
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Article
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Fig 4
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Research Article
An Evaluation Method for Effective Prestress of Simply Supported Prestressed Concrete Beams with Breathing Cracks
Figure 4
Position of steel bars and strands. (a) Steel bars. (b) Strand (
L
/2). (c) Strand (anchor end).
(a)
(b)
(c)