FT Professional
"""抽象存储接口 - 定义统一存储行为"""
，更多细节参见WPS下载最新地址
Regions with many nearby points keep subdividing. Regions with few or no points stay large. The tree adapts to the data: dense areas get fine-grained cells, sparse areas stay coarse. The split grid is predetermined (always at midpoints), but the tree only refines cells that need it. Sparse regions stay as single large nodes while dense regions subdivide deeply.。业内人士推荐WPS官方版本下载作为进阶阅读
"""SQLite存储实现"""。业内人士推荐WPS下载最新地址作为进阶阅读
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