Kev lag luam steel hluav taws qhov rooj tuaj yeem muab cov qhov rais, qhov rooj kaw, qhov cua kaw, thiab lwm yam raws li qhov xav tau, thiab kev kho saum npoo yog electrostatic txau.

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riser qhov rooj hluav taws ntsuas,ib lub vaj huam sib luag hluav taws qhov rooj,hluav taws kub ntsuas qhov rooj kaw, hluav taws kub nyab xeeb qhov rooj nqe,ib lub qhov rooj ntsuas,1 teev ntsuas phab ntsa qhov rooj ntsuas,riser qhov rooj hluav taws ntsuas,hluav taws kub qhov chaw nres tsheb qhov rooj 30 x 80,ib lub qhov rooj ntsuas,Thaum tshav kub kub resistant qhov rooj,ib lub vaj huam sib luag hluav taws qhov rooj,hluav taws resistant zawv zawg qhov rooj,riser qhov rooj hluav taws ntsuas,zawv zawg iav qhov rooj hluav taws,ib lub vaj huam sib luag hluav taws qhov rooj,hluav taws kub insulated nkag qhov rooj,ib lub qhov rooj ntsuas