节点：下游（终端消费/应用）位置：下游情绪：中性参考度：2/10
日本深海稀土开采试验瞄准供应安全。该试验标志着海底资源开采领域的全球首次尝试，东京方面旨在贸易与地缘政治紧张局势加剧的背景下保障关键矿物供应。由政府支持的“地球”号科考船已在太平洋南鸟岛附近启动作业，将从四英里深的海底采集富含稀土的泥质沉积物。
与此同时，日本官员希望降低对中国稀土供应的依赖。目前中国掌控着全球大部分稀土加工市场，因此日本寻求国内替代方案以稳定供应链。
日本深海稀土开采试验背后的战略动因。日本此次试验是对中国近期出口管制措施的回应，北京方面近期限制了对日本的若干关键矿物出口，此举加剧了日本汽车及电池行业的担忧。不过日本此前..
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