hat
3. Preparasyon nan substrats asye befor aplikasyon an pentire ak ki gen rapò pwodwi-Espesifikasyon pou moun ki pa metalik eksplozyon-netwaye abrasives- (GB / T 17850-2002)
eng
3. Preparation of steel substrates befor application of paints and related products-Specifications for non-metallic blast-cleaning abrasives- ( GB/T 17850—2002)