Ordinary concrete is strong in compression but weak in tension. Even reinforced concrete, where steel bars are used to take up the tension that the concrete cannot resist, is prone to cracking and corrosion under low loads. Prestressed concrete is highly resistant to stress, and is used as a building material for bridges, tanks, shell roofs, floors
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格式 EPUB ● 网页 616 ● ISBN 9781136939990 ● 出版者 CRC Press ● 发布时间 2011 ● 下载 3 时 ● 货币 EUR ● ID 7242254 ● 复制保护 Adobe DRM
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