它是专为蓝色发光稀土屏使用的。
It is designed for use with blue emitting rare earth screens.
稀土可以用来制造很多产品：玻璃，电池，紧凑型荧光灯管和电脑显示屏。
Rare earths are used to make many products: glass, batteries, compact fluorescent bulbs and computer display screens.
稀土可以用来制造很多产品：玻璃，电池，紧凑型荧光灯管和电脑显示屏。
Rare earths are used to make many products: glass, batteries, compact fluorescent bulbs and computer display screens.
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