Nplooj springs, ib tug tuav los ntawm lub hnub ntawm nees thiab carriage, yog ib feem tseem ceeb ntawm ib co hnyav-duty tsheb ncua kev kawm ntawv systems.Thaum muaj nuj nqi tsis tau hloov, muaj pes tsawg leeg muaj.Niaj hnub no cov nplooj springs yog tsim los ntawm steel los yog hlau composites uas feem ntau muab teeb meem-dawb kev ua tau zoo, vim t ...
Nyeem ntxiv