Some Knowledge about Raise Drilling Result of the Wireline-Coring in Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 59-62.
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Citation:
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Some Knowledge about Raise Drilling Result of the Wireline-Coring in Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 59-62.
|
Some Knowledge about Raise Drilling Result of the Wireline-Coring in Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 59-62.
|
Citation:
|
Some Knowledge about Raise Drilling Result of the Wireline-Coring in Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 59-62.
|
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