Isbn: 9787506659758 - 能源与节能管理基础(上下） (1 resultados)

paperback. Condición: New. Paperback. Pub Date: 2010 07 Pages: 281 Language: Chinese in Publisher: Standards Press of China conservation of resources is China's basic national policy of energy as an important material basis for human survival and development. energy conservation plays an important role in the economic and social development . Energy management division training materials: energy and energy management foundation (Vol.1) energy and energy management infrastructure objects. energy resources. energy and en.…