与"conservation of natural resources"相近的词条

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• conservation of mass
• conservation of mass-energy
• conservation of matter
• conservation of mentality
• conservation of momentum
• conservation of natural resources
• conservation of nature
• conservation of orbital symmetry
• conservation of parity
• conservation of wildlife
• conservation recombination
• conservation replication
• conservation rule formula
• conservation species
• conservation zone
• conservationist

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