conservation theory

短语词组

短语

• conservation of resource theory 资源保存理论;的资源保存理论
• construction and conservation theory 保护与更新
• conservation of resources theory 资源守恒理论;理论
• momentum conservation theory 动量守恒定律
• energy conservation theory 理论
• Conservation of rescource theory 资源保存理论
• Energy Conservation Theory and Technology 节能理论与技术
• Biodiversity Theory and Conservation 生物多样性理论与保护
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