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[Subject: Wood Construction, Carpentry]
Translated in 14 languages
Translated in 9 languages
[Subject: Mechanics]
Translated in 7 languages
[Subject: Geometry]
Translated in 6 languages
Translated by: ELISA SOLA
Translated in 3 languages
[Subject: Household Utilities]
Translated in 2 languages
[Subject: Ground Transportation - Lift Trucks]