{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"general higher education, fifth National planning materials: Signal and Linear System (Vol.1) (4th Edition)","author_name":"GUAN ZHI ZHONG ?XIA GONG GE","thumbnail_url":"https://www.ebooknetworking.net/books/704/013/big7040130165.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-7040130165.html\">general higher education, fifth National planning materials: Signal and Linear System (Vol.1) (4th Edition)</a>","width":400,"height":300}