I. Likarolo: 1. phala ea upvc, e tsejoang hape e le phala e thata ea polyvinyl chloride, pipe ea u-pvc, ke mofuta o matla oa ho hanyetsa kutu, acid, oli ea letsoai ea alkali e thibelang khoholeho ea mobu, boima bo bobebe, matla a itseng a mechine, maemo a matle a hydraulic. , ho kenngoa ha bonolo, empa ho tsofala habonolo, tekano e phahameng ...
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