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Взрывание на выброс для направленного перемещения пород
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Throw blasting, английский
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Thrust block, английский
- The antifriction part of the thrust yoke attached to the drive rod in the swivel head of a diamond-drill machine. also called cage, friction head, thrust collar.
- An engineered structure, located between the jacking frame and the shaft wall, that distributes the jacking force developed by the hydraulic jacking frame over a large surface area to the ground behind the back wall of the shaft.
Throw blasting, английский
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