Quality Control Points of Rock-socket Revolving Digging Bored Steel Pipe Columns Construction

WANG Zi-qiang

doi:10.3969/j.issn.1672-7428.2016.09.014

2016 No. 9

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WANG Zi-qiang. Quality Control Points of Rock-socket Revolving Digging Bored Steel Pipe Columns Construction[J]. DRILLING ENGINEERING, 2016, (9): 66-71. doi: 10.3969/j.issn.1672-7428.2016.09.014

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WANG Zi-qiang. Quality Control Points of Rock-socket Revolving Digging Bored Steel Pipe Columns Construction[J]. DRILLING ENGINEERING, 2016, (9): 66-71. doi: 10.3969/j.issn.1672-7428.2016.09.014