Khadka wax soo saarka mashiinka leben madhan: alaabooyin badan oo adeegsi iyo noocyo kala duwan leh
Lebenka bannaan ee la taaban karo waa nooc ka mid ah qalabka dhismaha ee cagaaran iyo deegaanka u wanaagsan iyo qayb muhiim ah oo ka mid ah qalabka derbiga cusub. Waxay leeyihiin dhowr astaamood oo waaweyn sida miisaanka fudud, iska caabbinta dabka, dahaarka dhawaaqa, ilaalinta kulaylka, impermeability, adkeysiga, iyo wasakh la'aanta, tamarta-badbaadinta iyo yaraynta isticmaalka. Iyada oo waddanku si xoog leh kor ugu qaadayo agabka dhismaha cusub.leben bannaan oo la taaban karowaxay leeyihiin goobo horumarineed oo ballaadhan iyo rajooyin horumarineed. Khadka wax soo saarka mashiinka leben ee Quangong wuxuu soo saari karaa leben godan oo tilmaamo kala duwan leh, iyo noocyada iyo darajooyinka xoogga lebenku waxay la kulmaan shuruudaha naqshadeynta dhismayaasha kala duwan.
Dheefta lebennada godan ayaa lagu xisaabiyaa qayb weyn oo ka mid ah wadarta guud ee lebenka bannaan, sidaas darteed waxaa loo yaqaan leben godan. Porosity-keedu guud ahaan waxa ay ka dhigan tahay in ka badan 15% boqolkiiba aagga lebenka bannaan. Waxaa jira noocyo badan oo leben godan oo suuqa yaala, oo u badan leben godan sibidhka, lebenkii godan, iyo leben godan. Iyada oo ay saamaysay siyaasadaha dalka ee ku saabsan badbaadinta tamarta iyo dhismayaasha cagaaran, leben godan ayaa si aad ah loogu isticmaalay dhismaha guryaha sannadihii u dambeeyay. Hadda qaybta ugu weyn ee darbiga dhismayaasha la dego ayaa inta badan ka kooban leben godan.
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