Vocational skills training course set with the identification of questions and analysis tools (Vol.1): Natural Gas Purification - Softcover
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Vocational skills training tutorial and identification of test sets: natural gas purification analysis work (Vol.1)(Chinese Edition)
Seller: liu xing, Nanjing, JS, China
Seller rating 5 out of 5 stars
paperback. Condition: New. Paperback. Pub Date: 2005 Pages: 299 Language: Chinese in Publisher: Petroleum Industry Press set of vocational skills training course with the identification of questions: the gas purification analysis work (Vol.1) by the China National Petroleum Corporation Personnel Services The center. based on national occupational standards for natural gas net chemical. written by the unified organization of vocational skills training tutorial identification questions set in a. The book includes gas pur. Seller Inventory # CC038351