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поверхность катания stresses
gen.	tread
Gruzovik	rolling contact surface
railw.	tread area (обода колеса); tread surface; running surface (Aleksandra007); rolling surface (khurramhashmi.org BabaikaFromPechka)
tech.	roller face; tread contact surface; roll surface
поверхность тела катания
mech.eng., obs.	rolling surface

поверхность катания: 9 phrases in 2 subjects

Rail transport	7
Technology	2