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What is Pressure Arch Theory ll Rock Mechanics || Chapter -9 || Dj Deshmukh || By Rohit sir
What Is Solid Blasting || Chapter-8 ||Part -7||Dj Deshmukh|| By Rohit sir
Chapter -8
Part - 1
• Explosive , Accessorie...
Part - 2
• All Important Question...
Part - 3
• Part-3 Question On Bla...
Part - 4
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Part -5
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part - 6
• Type Of Drilling Patte...