Thaum prefabricated thiab tsim tsev thawv tsev (PCH) yog ob hom tsev txawb, lawv txawv ntawm ntau yam. Ua ntej, nyob rau hauv cov nqe lus ntawm ntau lawm voj voog, PCH siv welded kev twb kev txuas rau txhua kab thiab ru tsev kab teeb, siv sij hawm ntev los tsim dua PCH, uas siv screws rau fastening. Thib ob, hais txog kev tiv thaiv dej tsis zoo, PCH, nrog nws cov kub -dip galvanized steel thav duab thiab tsim- hauv cov dej ntws, muaj cov dej tsis zoo; thaum PCH, txawm tias txhim kho, tseem poob me ntsis hauv qhov no. Thib peb, nyob rau hauv cov nqe lus ntawm kev ruaj ntseg, lub thav duab thiab kab teeb -Kum ua ke ntawm PCH ua rau nws ruaj khov dua thiab muab cov cua zoo heev thiab av qeeg; Txawm hais tias PCH tau txhim kho ntau yam, nws tseem poob qab PCH hauv cheeb tsam no. Thaum kawg, los ntawm kev pom ntawm daim ntawv thov, PCH yog qhov zoo rau kev teeb tsa sai thiab kev tshem tawm thiab cov nqi tsheb thauj mus los tsawg, ua rau nws tsim nyog rau cov chaw tsim kho thiab lwm qhov chaw uas yuav tsum tau tsiv mus nyob ntev; thaum PCH muab qhov zoo ntawm ob qho tib si PCH thiab cov thawv ntim khoom thauj, ua kom ntev - kev thauj mus los yooj yim dua, thiab muab lub zog ntau dua thiab kav ntev, tab sis ntawm tus nqi siab dua. Yog li ntawd, thaum xaiv ib qho kev xaiv, nws yuav tsum ua tib zoo xav txog ntau yam raws li qhov xav tau tiag tiag.
