Friction inside the shock absorber is reduced by having a smooth surface inside the cylinder or by having oil inside the shock absorber.
(Friction inside the shock absorber; is reduced; by having a smooth surface inside the cylinder or by having oil inside the shock absorber) (Friction inside the shock absorber; by having; a smooth surface inside the cylinder or by having oil inside the shock absorber)
Friction inside the shock absorber Friction inside the shock absorber
is reduced by having
by having a smooth surface inside the cylinder or by having oil inside the shock absorber
a smooth surface inside the cylinder or by having oil inside the shock absorber