這些產業的共同特點，是技術門檻高、週期長、資本需求大，而且往往需要政策支援和應用場景配合，才能從實驗室走向市場。
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第一百八十二条 本章规定不适用于海上已经就位的从事海底矿物资源的勘探、开发或者生产的固定式、浮动式平台和移动式近海钻井装置。
然而，当游艇企业走向资本市场，产业逻辑开始与财务逻辑交织，行业的波动性被显著放大。
The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.