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[Subject: Precision & Other Instruments]
Translated in 4 languages
[Subject: Applied Mechanics, Automotive Industry, Tyres]
[Subject: Railroad Transportation]
[Subject: General Technologies]
[Subject: Earth (Astronomical Geography)]
[Subject: Mechanics Of Gases]
Translated in 2 languages
[Subject: Manufacture For Amusement Park]
[Subject: Ground Transportation]
Translated in 1 languages