BONDED ABRASIVES--DETERMINATION AND DESIGNATION OF GRAIN SIZE DISTRIBUTION--PART 1MICROGRITS F4 TO F220(CN)
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BONDED ABRASIVES--DETERMINATION AND DESIGNATION OF GRAIN SIZE DISTRIBUTION--PART 1:MICROGRITS F4 TO F220(GB/T 2481.1--1998)(EQV ISO8486-1:1996) CHINESE VERSION