{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Visit a physical world from mathematics standpoint-several what analyze attraction field and theory of relativity (Chinese edidion) Pinyin: cong shu xue guan dian kan wu li shi jie ¡ª ¡ª ji he fen xi yin li chang yu xiang dui lun","author_name":"","thumbnail_url":"https://www.ebooknetworking.net/books/703/035/big7030356608.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-7030356608.html\">Visit a physical world from mathematics standpoint-several what analyze attraction field and theory of relativity (Chinese edidion) Pinyin: cong shu xue guan dian kan wu li shi jie ¡ª ¡ª ji he fen xi yin li chang yu xiang dui lun</a>","width":400,"height":300}