LD/T 99.8-2008 Construction Engineering Labor QuotaMunicipal Engineering-Pipeline Network Engineering has been changed from LD/T 99.10-1997 Municipal engineering labor quota heating pipe network installation project.
LD/T 99.8-2008 Construction Engineering Labor QuotaMunicipal Engineering-Pipeline Network Engineering has been changed from LD/T 99.11-1997 Municipal engineering labor quota gas pipeline network installation project.
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