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A kind of prestress anchorage cable cleaning plant and method
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A kind of tunnel radial grouting device and method
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A kind of bentonite extruding storage device and application method
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It is a kind of circle narrow-bore tunnel in shield method of reseptance
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A kind of small template lining construction method in double -side approach tunnel
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One kind closing on river shield launching end stratum consolidation method
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A kind of horizontally-supported construction method of asymmetric twin-arch tunnel of " OC " shape
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The asymmetric twin-arch tunnel interval wall construction method of water rich strata " OC " shape
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A kind of circular cross section tunnel lining construction method three times
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A kind of tunnel waterproofing construction construction method
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A kind of interlocking pile and its construction method of sandy gravel Red Sandstone compound stratum
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