A new synthetic diamond impregnated matrix for drill bit used in hard formation is designed.
针对软硬交错、研磨性高的地层设计了一种新型人造金刚石混合孕镶块。
Some data of emission and evaporation properties referring to the tungsten matrix structure of the impregnated cathode are analyzed.
本文对渍制钡钨阴极多孔钨结构与发射和蒸发性能的有关数据进行了分析研究。
The final yarn structures in composites have changed comparing with those in the preforms after which are impregnated with matrix and consolidated into the final shape.
与预制件相比，复合材料内部的纱线结构发生了变化，这种变化也体现在纤维体积分数以及其它结构参数上。
Characteristics, making processes and the performance test methods of aluminum matrix oil-impregnated sintered bearing were introduced.
叙述铝基含油轴承的特性、制备工艺与性能测试方法。
Characteristics, making processes and the performance test methods of aluminum matrix oil-impregnated sintered bearing were introduced.
叙述铝基含油轴承的特性、制备工艺与性能测试方法。
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