Some Generalized Probability Distributions with Special Reference to the Mineral Industries (in Five Parts).: Computer programs of distribution moments. 3
... hole - size limits . Holes for wedge bolts were bottomed with bits measuring 1 to 1-3 / 8 inches . Holes for ... bolt is critical , as it is for any rockbolt anchor . Most of the explosive - anchored test bolts were anchored in holes ...
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