作为中国唯一千亿级研发投入企业，华为凭借1797 亿元的投入，超过了千万元区间及以下3404 家企业的研发投入总和（1355.97 亿元）。
Beyond update dates, freshness signals include referencing recent events, citing current statistics and data, mentioning the current year in context where relevant, and updating examples to reflect current tools and practices. These signals reassure both AI models and human readers that the information hasn't become outdated even if the core topic is relatively stable.
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Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
Google Cloud uses a single API key format (AIza...) for two fundamentally different purposes: public identification and sensitive authentication.