{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"IEC 60534-7 Ed. 1.0 b:1989, Industrial-process control valves. Part 7: Control valve data sheet","author_name":"IEC TC/SC 65B","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0Y2/bigB000Y2LK08.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000Y2LK08.html\">IEC 60534-7 Ed. 1.0 b:1989, Industrial-process control valves. Part 7: Control valve data sheet</a>","width":400,"height":300}