ISBN: 9787112268382 - 化学检验员（供水）考试大纲及习题集 (1 resultados)
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Librería: liu xing, Nanjing, JS, Chinaliu xing
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EUR 70,41
Envío por EUR 16,02Se envía de China a Estados Unidos de AmericaCantidad disponible: 1 disponible
paperback. Condición: New. Language:Chinese.Paperback.Pub Date:2021-12-01 Publisher:China Construction Industry Press This series of books systematically describes the water production workers and chemical inspectors according to the latest industry standard Occupational Skills Standards for Urban Water Supply Industry CJJ/T225-2016 (water supply). water supply pump station operator. water well worker. water meter decorator. water supply dispatcher. water supply customer service worker. pump station mechanical and elec.…
