2J31、2J32、2J33化学成分
标准硬质合金 9-1-9 7-1-9 9-2-6 7-2-6 6-3-5 4-4-4 3-4-4 3-5-3 2-6-3 1-8-2 4-5-2 3-6-3 2-6-3 2-7-3 9-3-0 8-3-0 7-4-1 5-6-0 2-8-0 2-9-0
发布时间:2024-04-22 10:44:11
联系电话:0769-89793315 陈毅
标准硬质合金 9-1-9 7-1-9 9-2-6 7-2-6 6-3-5 4-4-4 3-4-4 3-5-3 2-6-3 1-8-2 4-5-2 3-6-3 2-6-3 2-7-3 9-3-0 8-3-0 7-4-1 5-6-0 2-8-0 2-9-0