Ukuphakamisa amashubhu e-vacuum sekube yisixazululo esihlakaniphile ezimbonini ezihlukahlukene, okuhlinzeka ngamakhono anhlobonhlobo okuphatha izinto ezingavuthiwe, amathini ayindilinga, izimpahla ezinezikhwama, amaphasela, amabhokisi, imithwalo, iminyango namafasitela, i-OSB, imikhiqizo yezinkuni nezinye izinto eziningi.Ngenxa yokuhlukahluka kwazo, lawa ma-li...
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