Hluav taws tua hluav taws kub flanged y-hom sib zog yog ib qho kev txhim khu kev qha thiab kev tiv thaiv clogs hauv cov hluav taws tiv thaiv cov tshuab. Tsim nrog cov ntaub ntawv zoo thiab cov thev naus laus zis siab, cov kev sib zog no muaj qhov tshwj xeeb ua rau kev ua haujlwm tshwj xeeb thiab ua tau zoo.
