yazisa Dry-mix mortar ngumxube wesamente, isanti, kunye nezinye izongezo ezisetyenziselwa ukuncamathelisa iithayile, ukuvala izikhewu, kunye nomphezulu ogudileyo. Ukudityaniswa okufanelekileyo kwezithako kubalulekile ekwenzeni udaka oluphezulu olunebhondi egqwesileyo, amandla kunye nokuqina. Abavelisi ke ngoko basebenzisa ihydroxypropy...
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