1, indwangu yegridi yamandla amelana ne-alkali ukuze igcine amazinga aphezulu, ehlala isikhathi eside;
2, i-alkali-resistant glass fibre grid indwangu ukumelana nomthelela omuhle, amandla aphezulu aqinile;
3, isamba esikhulu segridi yegridi ye-alkali engazweli ingilazi ye-fiber cloth camera ayilahlekanga;
4 ukuguquguquka okuhle, indwangu yegridi ye-alkali engazweli ingilazi, ephuka kalula.
Isikhathi sokuthumela: Jun-21-2017
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