Việt
sự khoan thử
sự khoan thăm dò
Anh
test boring
boring
probing
prospecting by borings or trial pits
sounding
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
o sự khoan thử, sự khoan thăm dò