ISSN 1673-8217 CN 41-1388/TE
Supervisor:China Petrochemical Corporation Limited Sponsor:Sinopec Henan Oilfield Company

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      1994, 8(01): 1-14+75.
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      1994, 8(01): 14-14.
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      1994, 8(01): 15-21+75.
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      1994, 8(01): 21-21.
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      1994, 8(01): 22-30+75.
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      1994, 8(01): 31-35+75.
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      1994, 8(01): 36-38+75.
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      1994, 8(01): 39-42.
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      1994, 8(01): 43-45+75.
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      1994, 8(01): 46-50+75.
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      1994, 8(01): 50-50.
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      1994, 8(01): 51-57+75.
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      1994, 8(01): 57-57.
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      1994, 8(01): 58-62+75.
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      1994, 8(01): 63-67+75.
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      1994, 8(01): 68-71+67-75.
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      1994, 8(01): 72-75.
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