青云翻译

In the theory of tunnel and underground engineering research, scientific experiments, the development of new technologies, new methods, new technology and to guide the design, construction, etc. have made outstanding contributions to

Theoretical study of tunnel and underground engineering, scientific experiments and development of new technologies, new methods, new technology as well as guiding the design, construction, and so has made an outstanding contribution

In the tunnel and the underground project fundamental research, the scientific experiments, developed new aspects and so on technology, new method, new craft as well as instruction design, construction have made the prominent contribution

Tunnels and underground works in the theoretical research, scientific testing, development of new technologies, new methods, and new techniques as well as guidance in design, and construction have made outstanding contributions in

Theoretical study of tunnel and underground engineering, scientific experiments and development of new technologies, new methods, new technology as well as guiding the design, construction, and so has made an outstanding contribution