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More Mining Engineering Questions
Escessive strain of the winding rope is caused by the angle of contact is . . . . . . . . on the pulley.
The minimum thickness of seam for adopting B.G.
Electric drills commonly used for . . . . . . . .
What does a decline ramp allow in underground mines?
A person inhales . . . . . . . . 1/min, the O 2 consumption . . . . . . . . 1/min, when doing hard work in pauses.