常见例句The influence of rare earth on foam's mechanical properties was unremarkable.稀土对泡沫铝及其合金的力学性能影响不大。Rare earth doped oxysulfide is an important phosphor with broad applications.摘要稀土硫氧化物是一类重要的发光体基质材料，有着广阔的应用前景。 返回 tare-earth