rare element
rare element是什么意思、rare element怎么读
【化】 稀有元素
rare element汉语翻译
【化】 稀有元素
rare element例句
- A coarse-grained granite, sometimes rich in rare elements such as uranium, tungsten, and tantalum.花岗伟晶岩一种有时富含铀、钨和钽等稀有元素的粗纹理花岗岩