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一、钢结硬质合金R_5,R_8的性能钢结硬质合金是以钢为粘结相、碳化钛为硬质相的硬质合金组合材料,具有以下几个特
First, the performance of steel hardened R_5, R_8 Steel bonded carbide is a steel bonded phase, titanium carbide hard phase carbide composite material, with the following special