Lub qhov rooj hluav taws kub yog lub qhov rooj uas tuaj yeem ua tau raws li qhov yuav tsum tau muaj ntawm kev tiv thaiv hluav taws, kev ncaj ncees thiab thermal rwb thaiv tsev nyob rau qee lub sijhawm. Qhov tseeb muaj ntau hom hluav taws kub qhov rooj, xws li cov qhov rooj ntoo hluav taws, lub qhov rooj hluav taws kub, steel ntoo hluav taws qhov rooj, thiab lwm lub qhov rooj hluav taws. Txais tos kom sab laj peb.

hluav taws tiv thaiv qhov rooj,1.5 teev hluav taws ntsuas qhov rooj,1/6 hluav taws nyob khib nyiab chute / thoob khib nyiab chute qhov rooj,90mins hluav taws ntsuas qhov rooj ntoo nrog 4 “pob khawm,180hrs hluav taws qhov rooj,hluav taws tiv thaiv qhov rooj,180 feeb hluav taws qhov rooj,1.5 teev hluav taws ntsuas qhov rooj,1 teev hluav taws nyob qhov rooj zawv zawg,90mins hluav taws ntsuas qhov rooj ntoo nrog 4 “pob khawm,120 feeb steel hluav taws ntsuas qhov rooj,1.5 teev hluav taws ntsuas qhov rooj,tawm qhov hluav taws kub ntsuas qhov rooj,hluav taws tiv thaiv qhov rooj,prehung internal hluav taws qhov rooj,90mins hluav taws ntsuas qhov rooj ntoo nrog 4 “pob khawm,industrial hluav taws nyob qhov rooj steel