hpl board inozivikanwawo serefractory board, zita resainzi ndiro thermosetting resin impregnated paper high pressure laminated board, ndiko kushongedzwa kwepamusoro pezvivakwa zvekuvaka, hpl board ndiro bepa rekutanga kuburikidza nemelamine uye phenolic resin impregnation process, kuburikidza nepamusoro t. .
Verenga zvimwe