铁力木质坚而沉重，心材淡红色，髓线细美，用其制作家具，经久耐用。
Ferreous mesua is qualitative firm and heavy, duramen is damask, pith line fine beauty, make furniture with its, wear well.
其核心材料主要包括发光材料，电子传输材料和空穴传输材料。
Its key materials mainly include emitter materials, electron-transporting materials and hole-transporting materials.
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