Masonry work von gan jun (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: October 2008 Pages: 106 Language: Chinese in Publisher: China Environmental Science Press the basic skills of migrant workers in the building industry training materials masonry work focuses on the masonry workers operating skills. in the implementation of the training may be relying on the construction site for the training operation. in order to obtain significant results. Basic skills of migrant workers in the building industry training materials masonry workers in ord.…