Li-additives tsa Konkreite tse bobebe | Li-Agents tse Foaming tse Phahameng ka ho Fetisisa bakeng sa Konkreite ea Cellular
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Sehlaseli sa Metsi ha se Sebapali se Ekelitsoeng sa Metsi Ho tšela se fokotsang metsi ka har'a motsoako oa hau le ho se bitsa letsatsi ke tsela e potlakileng ea ho senya ts'ebetso ea hau.. Mosebetsi oa ho fokotsa metsi ...




















































































