rarebitn.欧洲种的兔子；家兔rareadj.罕见的；珍贵的；煎得嫩的rare refractory metal[化] 难熔稀有金属Rare-earth chloride稀土氯化物rare-earth catalyst稀土催化剂rare element chemistry稀有元素化学rare -earth elements稀土元素rare earth vapor laser稀土元素蒸气激光器rare earth doped fiber掺稀土光纤rare gas configuration稀有气体构形rare gas excimer laser稀有气体激元激光器rare earthquake action罕遇地震作用

1. Welcome to the Website of the Chinese Society of Rare Earths!
   欢迎访问中国稀土学会网站！
2. 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。