可卡
发表于 2025-3-23 12:43:23
Strata Classification and Equipment Selection,The selection of shield machine (hereinafter referred to as “shield”) and the adaptability of stratum are the key factors affecting the success or failure of shield tunnel construction.
GULF
发表于 2025-3-23 14:13:01
Shield Treatment Technology in Upper Soft and Lower Hard Composite Strata,Upper soft and lower hard strata are the most common strata in soft–hard uneven strata, that is, there are two or more different lithologic strata in the tunnel section, and the strength difference is large. These strata are mainly distributed in Guangzhou, Shenzhen, and Xiamen
量被毁坏
发表于 2025-3-23 18:40:51
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Compatriot
发表于 2025-3-24 00:17:05
Kairong HongDelineates the treatment technology of soft and hard uneven stratum of shield tunneling and soft stratum of underwater tunnel.Represents the latest theory and practice of tunnel and underground engine
剧毒
发表于 2025-3-24 05:32:15
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蜈蚣
发表于 2025-3-24 08:03:34
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玉米棒子
发表于 2025-3-24 13:37:55
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admission
发表于 2025-3-24 17:56:57
Shield Tunneling Technology in Hard-Soft Uneven Stratum and Extremely-Soft Stratum978-981-16-1383-8Series ISSN 2662-2904 Series E-ISSN 2662-2912
insecticide
发表于 2025-3-24 19:31:44
Shield Treatment Technology for Large-Size Pebble Stratum,shield construction process, such as the large-size pebble in front of the tunnel face is difficult to be effectively broken, the tunnel face pressure is difficult to establish and under-pressure driving, the cutter head or screw conveyor is stuck, the stratum overbreak is obvious, and the ground settlement is difficult to control.
雄伟
发表于 2025-3-25 01:09:57
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