铕yǒu
一种金属元素,银白色.用作彩色电视机的荧光粉,在激光材料及原子能工业中有重要的应用.
猜你喜欢
- 1关于读书的名人名言有哪些
- 2but I don't want go there any more.Because there were too many people.We got lost and couldn't find each other.Bad luck
- 3i think you can()to the shopping mall with your friend
- 4贴片电阻上有写 0095的 1R00的 R150的 10R0的这些都该怎么样去读出阻值呢?
- 5ginger root by some magical power was thought could improve the memory.是病句吗
- 6英语翻译
- 7某不饱和烃A的分子式为C9H8,它能与氯化亚铜氨溶液反应产生红色沉淀,化合物A催化加氢得到B（C9H12）,将B
- 8设X,Y为实数,求X方加2XY加2Y方减4Y加5的最小值并求出此时XY的值
- 9Some years later ,could we still know other each
- 10Good musicians are wanted for our rock hand句中为什么用are wanted （are的作用）