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Comparison of drilled rocks
Questions (2)
Your class goes on a field trip to observe drilling machinery. The geologist at the drill site show you display of drilled rocks
1 answer
asked by
Jozikee
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Your class goes on a field trip to observe drilling machinery. The geologists at the drill site show you displays of drilled
1 answer
asked anonymously
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Parent Categories (2)
Drilling Methods
Drilling techniques
