Formwork system tis txiv ntoo
Formwork system tis txiv ntoo
Daim ntawv thov: siv ua ke nrog cov phab ntsa khi rods rau kev tsim ua vaj tse formwork li fastener
Tus nqi zoo tshaj plaws suav chaw tsim khoom
Wing nut duab:
Cov duab Rhiav:
Ntim: