English-Bulgarian translations for friction

триенеТриене при антифрикционни процеси, като при лагерите, и при фрикционни процеси, като спирачки. Friction in anti-friction processes, such as in bearings, and in friction processes such as brakes. При триене се губят приблизително 30% от общата енергия. Friction losses are around 30% of total energy.
търкане

The rubbing of one object or surface against another
A force that resists the relative motion or tendency to such motion of two bodies in contact
Massage of the body to restore circulation
Conflict, as between persons having dissimilar ideas or interests; clash
Conflict, as between the Communists and non-Hanjian Kuomintang forces

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