Compression springs muaj kev quab yuam thaum lub caij nplooj ntoo hlav compressed axially.We ua cov kev cai tsim tawm ... kev tawm tshuab rau koj cov kev qhia tshwj xeeb - rau ob daim ntaub ntawv zoo li qub lossis qhov hloov. Peb muab qhov ua tiav qis dua qhov muaj peev xwm xws li kev sib tsoo, txhaj koob tshuaj, ua haujlwm kub, teeb tsa xim thiab tiv thaiv xeb.