与"Petroleum and natural gas extraction technician"相近的词条

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• petroleum
• petroleum acid
• petroleum acne
• petroleum and its derivative der-matoses
• Petroleum and natural gas engineer
• Petroleum and natural gas extraction technician
• petroleum asphalt
• petroleum barge
• petroleum benzin
• petroleum benzine
• petroleum carrier
• petroleum coke
• petroleum complex
• petroleum cracking process
• Petroleum distillate
• Petroleum distillate poisoning

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