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提问人:网友twtogwtu
发布时间:2022-01-07
[主观题]
There are four renowned embroideries in China, They are Su embroidery, Shu embroidery, Yue embroidery and Random-stitch embroidery.
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A small dam of height h=2.0m is constructed of vertical wood beams AB of thickness t = 120 mm , as shown in the figure. Consider the beams to be simply supported at the top and bottom. Determine the maximum bending stressin the beams, assuming that the weight density of water is
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