Longwall Chapter Vol-1 Chapter-13

8:07
Applicability conditions of Longwall mining

1:33:58
Explosive Vol-1 Chapter-8 starting

15:47
Longwall advancing layout showing main gate ,tail gate,barrier etc/pdf in description

35:46
What is Pressure Arch Theory ll Rock Mechanics || Chapter -9 || Dj Deshmukh || By Rohit sir

55:35
Longwall Mining Salvaging operation

6:00
How To Remember EVERYTHING Like The Japanese Students (Study Less fr)

32:26
This Toy Carved The Nicest Table I've Ever Made.

39:19