Meaning of pitkäreikäporaus | Babel Free
/ˈpitkæˌrei̯kæˌporɑus/Määritelmät
long hole drilling
CEFR-taso
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.