Qhia Tawm siab heev thev naus laus zis

Qhia Tawm siab heev tusv naus laus zyog, tus tuam txhab txhim tsa khoob lug phaj chaw rhiav uas yog tshwj xeeb hauv ntau lawm ntawm khoob lug phajs ntawm ntau yam cov lus qhia tshwj xeeb. Tam sim tsis muaj khoob lug phajs tsim tawm los los ntawm tus tuam txhab muaj tus followhauvg specifications: tuab 2-7 hli, dav＜1650mm thiab ntev tsis txwv. Hollow phajs hauvclude ordhauvary khoob lug phajs, antyogtatic khoob lug phajs, conducthauvg khoob lug phajs, uvioresyogtant anti-aghauvg fire-resyogthauvg khoob lug phajs, lwm yam. Tus khoom muaj tus characteryogtics ntawm lub teeb qhov hnyav (khoob lug qauv), tsis zoo, tsis muaj muaj kuab paug