Quest Bot Automatic Questions Staff member Civil4M Feb 27, 2022 #1 In softer rocks A Single tube core barrel is used B Tripple tube core barrel is used C Double tube core barrel is used D None of theabobe The correct Answer Is B B Tripple tube core barrel is used
In softer rocks A Single tube core barrel is used B Tripple tube core barrel is used C Double tube core barrel is used D None of theabobe The correct Answer Is B B Tripple tube core barrel is used
