{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"shaft kiln cement production technology and operation","author_name":"CHENG ZHI YUAN ?XIA BAO LIN","thumbnail_url":"https://www.ebooknetworking.net/books/780/159/big7801596250.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-7801596250.html\">shaft kiln cement production technology and operation</a>","width":400,"height":300}