For more details read our inference guides:
The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
。关于这个话题，safew官方版本下载提供了深入分析
// 最后一个非叶子节点索引: n/2 - 1
The website you are visiting is protected.
• 点评：上述研究建立了一个完全具有多能性的干细胞衍生的睾丸发育模型，可用于系统性分析性腺发育、性别决定以及生殖细胞与体细胞相互作用的机制。该成果为男性不育症的治疗提供了新方向，是生殖生物学领域的一项重要突破。（罗仙仙）