1. At present, rare earth-containing nodular irons are developing still fast in China.
   當下含稀士的球鐵仍在全球快速進展。
2. Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors.
   利用率這些創新型帶羥基的堿土錫酸鹽用于前輪驅動體，固相對應分解成摻稀土元素的錫酸鹽帶光板材。