Structured data uses a standardized format called Schema.org vocabulary implemented through JSON-LD script tags. These tags don't affect how your content appears to human visitors, but they provide clear signals to automated systems parsing your pages, including AI models determining whether your content answers specific queries.
"code": "invalid_amount",
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自路透社去年11月首次报道钇供应吃紧以来，钇价已上涨约60%，较一年前暴涨约69倍，一些涂层生产企业开始对原料实行配给。