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Petroleum refining. Petroleum products
2
TP690-692.5
2
Arctic cultures
1
Arctic petroleum province
1
Black Hills
1
Catostomus catostomus
1
Cosmology
1
Isolated populations
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Jurassic–Cretaceous oil reservoir
1
Legends
1
Mythology
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West Siberia
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hydrocarbon accumulations
1
water-gas system
1
隔離族群
1
黑丘陵
1
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