In this thesis, some test methods, such as Heating Microscope, DTA-TG, Thermal Dialation Testing, were used to research the sintering properties of cemented carbide in submicron grain, systematically.
采用高温显微镜、同步热分析、热膨胀实验等方法，系统的研究了亚微细硬质合金的烧结特性。
Through testing, the optimum heat treatment and better thermal stability of magnetic properties of 1j79 alloy have been obtained.
通过试验，摸索出1 J 79合金的最佳热处理工艺，获得了磁性温度稳定性较好的1j79合金。
Through testing, the optimum heat treatment and better thermal stability of magnetic properties of 1j79 alloy have been obtained.
通过试验，摸索出1 J 79合金的最佳热处理工艺，获得了磁性温度稳定性较好的1j79合金。
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