短語詞組短語wear -resistant seal material 耐磨密封材料fe -base wear-resistant material 鉄基耐磨材料chromium series of wear -resistant material 鉻系耐磨材料sintered wear resistant material 燒結(jié)耐磨材料complex wear resistant material 複郃耐磨材料wear resistant material forpulverizer 磨煤機(jī)耐磨材料KMTBCr28 wear resistant material KMTBCr28 耐磨材料 返回 wear resistant material