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▲ click attention | join the world of concrete together. In recent years, with the development process of building industrialization and building industrialization becoming more …

Source: mechanics garden website original title: “fatigue: the fatal killer of mechanical components” Author: Zhang Shuangyin fatigue is a fatal killer of all construction machinery. …

On February 24, the assembly of the first ring components of the prefabricated station of Pingxi station of Shenzhen Metro Line 3 produced by the …

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Failure analysis of metal components (Shandong alliance) – Wisdom Tree – knowledge – online course answers help you get full marks in all kinds of …

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6.1 firewall 6.1.1 firewall shall be directly set on the foundation of the building or load-bearing structures such as frame and beam. The fire resistance …

3.5 * 9 formwork is 130 pieces, 90% of which are new, the surface is flat and unperformed, the weight of a single sheet is …

Labor service cooperation hotline: 18552614605 general catalogue of Logistics Majors to provide high-quality services 1 Logistics operation equipment and tooling 12 Fabrication of loading scheme …

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