公安机关、国家安全机关因维护国家安全、侦查犯罪的需要，可以依照国家有关规定，要求有关组织采取发现、防范危害国家安全和犯罪活动的管理措施和其他必要措施，有关组织应当予以配合。
Proposals to ban the importation of second hand petrol and diesel cars from 2030 have been scrapped by the Environment Minister.
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There's a tradeoff: a lower capacity means you can skip more space during queries (you zoom in faster), but the tree has more nodes and uses more memory. A higher capacity means fewer nodes but each node requires checking more points linearly. As a starting point, capacities between 4 and 16 are reasonable defaults, though the best value depends on your data distribution and query patterns.