SY 4070-1993
Specifications for construction and acceptance of oil and gas pipeline crossing projects (English Version)
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SY 4070-1993
Standard No.
SY 4070-1993
Language
Chinese,
Available in English version
Release Date
1993
Published By
中国石油天然气总公司
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SY 4070-1993
SY 4070-1993 history
1993
SY 4070-1993
Specifications for construction and acceptance of oil and gas pipeline crossing projects
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