Anbieter: liu xing, Nanjing, JS, China
paperback. Zustand: New. Paperback. Pub Date: 2005 Pages: 93 Language: Chinese in Publisher: People's Communications Press in the process of compiling the Writing Group of the conservation status of the country had built a highway tunnel wider research. collection and analysis of the a lot of design documents. engineering reports. operational reports and conservation technical information. Taking into account the late start of Highway Tunnel Maintenance and conservation do not have much experience. therefore. on the .