{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"21st century Vocational electronic information planning materials: optical transport network (SDH and DWDM)","author_name":"HE YI XIN. WEN JIE BIN. DENG","thumbnail_url":"https://www.ebooknetworking.net/books/711/518/big7115184550.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-7115184550.html\">21st century Vocational electronic information planning materials: optical transport network (SDH and DWDM)</a>","width":400,"height":300}