Anh
boring
probing
prospecting by borings or trial pits
sounding
test boring
Đức
Bohren
Pellen
Sondierung
Pháp
sondage
boring,probing,prospecting by borings or trial pits,sounding,test boring /SCIENCE/
[DE] Bohren; Pellen; Sondierung
[EN] boring; probing; prospecting by borings or trial pits; sounding; test boring
[FR] sondage