Automobile Engineering in ME
The function of a first compression ring (top ring) is that it

Maintains a seal and prevents the fuel leakage
Creates swirl
Maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
Increases the combustion temperature

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Automobile Engineering in ME
The basic function of the suspension is to

Absorbs vibration and impact forces from the road surface
Automatically correct the effects of over steering
Ensure that wheel alignment is not disturbed during driving
Ensure that the steering wheel can deliver a suitable amount of steering force

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