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2020
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Invention
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Bridge pier protection structure and position and angle calculation method therefor. A bridge pie... |
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Invention
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Sliding-block energy-releasing structure for bridge pier and computing method. The present invent... |
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Invention
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Anti-impact dual-cavity impact-mitigation-type dissipation structure for bridge project and desig... |
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Invention
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Dissipation structure for debris flow prevention of bridge engineering and design method. The pre... |
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2019
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Invention
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Debris flow prevention system. The present invention provides a debris flow prevention system and... |
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Invention
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Long tunnel water drainage system. A long tunnel water drainage system, a downward sloping bore h... |
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Invention
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River bank slope water drainage system. Provided is a river bank slope water drainage system, whe... |
