Sewage works operator pocket book (chinese)

Sewage works operator pocket book (chinese version) 14. German edition translated to Chinese 2000

Since 1969 the DWA|s sewage attendant pocketbook has been part of the standard repertoire in the training of sewage technicians. The basic book for beginners in the industry is available in German, Chinese, Croatian, Russian and n Ukrainian. It deals with the technical know-how that a specialist for Wastewater technology must have mastered and also contains many pictures and illustrations.