与"petroleum emulsion"相近的词条

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• petroleum coke
• petroleum complex
• petroleum cracking process
• Petroleum distillate
• Petroleum distillate poisoning
• petroleum emulsion
• petroleum ether
• petroleum fermentation
• petroleum jelly
• petroleum jelly seal
• petroleum leve
• petroleum microbiology
• petroleum naphtha
• petroleum oven
• petroleum pitch
• petroleum pollution

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