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稀土元素的加入对材料的力学性能产生极大的影响 ,适当的加入量可以起到提高烧结制品性能的作用 ,但过多的加入量会恶化其性能。稀土元素Ce的最佳加入量为 0 .4%。
The addition of rare earth elements has a great influence on the mechanical properties of the materials. Appropriate amount of rare earth elements can improve the properties of the sintered products, but too much addition will degrade the properties. The best addition of rare earth element Ce is 0.4%.