New type cemented carbide of ternary complex boride base prepared by reaction boronizing sintering technique has excellent physical, chemical and mechanical properties.
反应硼化烧结法制备的三元复合硼化物基新型硬质合金，具有优良的物理、化学、力学性能。
The resistivity and complex electromagnetic parameters of silicon carbide composite fibers containing nickel were studied.
研究了含镍碳化硅纤维的电阻率和复电磁参数。
Because of complex structure, traditional designing methods can not be used to do intensity analysis, stiffness analysis and stress analysis precisely for solid carbide end mill.
由于整体硬质合金立铣刀形状结构复杂，传统的设计方法无法对刀具进行精确的强度、刚度及应力分析。
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