（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
Check out our hands on for our first impressions of what it's like shooting with the Xiaomi 17 Ultra. And there's more to it than just the camera. The 17 Ultra has a 6.9-inch OLED 120 Hz display that peaks at 3,500 nits of brightness, and a 6,000mAh silicon-carbon battery. The Xiaomi 17 Ultra starts at £1,299 (roughly $1,750).
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British designer Annie Doble, whose eponymous brand was formed in Ibiza, is in her third year of showcasing at LFW despite several years working in the fashion industry.
从“一个都不能少”的脱贫攻坚战，到“防止规模性返贫致贫”的成果保卫战，深刻展示了以习近平同志为核心的党中央深厚的人民情怀，形成并丰富着中国特色反贫困理论和实践。
Omni uses Postgres (ParadeDB) for everything: BM25 full-text search, pgvector semantic search, and all application data. No Elasticsearch, no dedicated vector database. One database to tune, backup, and monitor.