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钨钢圆棒合金棒1.46 1.474 1.75 1.4 .49 1.503 18.51 11.52RTC 1
星型圈81.92/85.09/886.27/9other1.474/94.2/97.9/100.79/104.14
合金钨钢机用铰刀1.411 1.42 .43 1.4 1.45 1.46 1.474 1.48 1.49