Construction method for crossing houses by aid of shield tunneling machine in sandy soil and slurry injecting system
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Shield excavation construction method used for big-stickiness soil layer
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Method for testing bearing capacity of pile foundation
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Method for judging effect of removing slag from pile bottom
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Pile bottom grouting method
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Complete treatment method for pile bottom sediment
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Bottom cleaning method of pile foundation
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Sediment processing method of bottom of pile with deterrents
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Slag removing method for pile bottom
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Connection device of new and old underground diaphragm walls and construction method
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Hoisting device and using method thereof
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Spiral protective sleeve and tilted concrete structure pouring craft
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Circular inclined plane track and method for leveling trolley running on same
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Tunnel portal earth retaining device as well as underground pedestrian passageway construction system and method
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Earth accumulation preventing device and earth accumulation preventing method of rectangular tunnel boring machine head and rectangular tunnel boring machine
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Pull plate connecting device
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Steel structure joint connecting device
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Steel structure connecting device
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Cutting tool for heading machine and manufacturing method thereof
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Muck separating and utilizing device and method for deviation rectification and side-turning prevention of tunneling machine
