Schema or structured knowledge is a semantic vocabulary of tags which you can increase into a website page’s HTML to help crawlers recognize the webpage’s content. Internet search engine organizations designed it to be a unified language for structured website data. 현재 순위와 경쟁사와 비교하여 어느 위치에 있어야 하는지 보여줍니다. https://off-page-seo18311.qodsblog.com/28762034/a-simple-key-for-pdf-ocr-optical-character-recognition-unveiled