Anh
geotechnical study
geotechnical investigation
soil survey
Đức
geotechnologische Studie
geotechnische Untersuchung
Pháp
étude géotechnique
étude géotechnique /SCIENCE/
[DE] geotechnologische Studie
[EN] geotechnical study
[FR] étude géotechnique
[DE] geotechnische Untersuchung
[EN] geotechnical investigation; soil survey