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“稀土”以特殊的化学物理性质,被广泛应用于治金、化工、机械、纺织、医药、农业等各个领域。“稀土农业”恰如农业百花园中一朵瑰丽的奇葩,格外引人注目。 “稀土”是18世纪沿用下来的名称,当时认为用来提取这类元素的矿物少,而且只能提炼出外观似“碱土”的稀土氧化物,故得名“稀土”。其实稀土并不稀少,在地壳中所含的稀土比铜、铅、锌、锡还多。稀土也不是土,稀
“Rare Earth” with special chemical and physical properties, is widely used in governance gold, chemicals, machinery, textiles, medicine, agriculture and other fields. “Rare-earth agriculture” is just like a magnificent exotic flower in the garden of agriculture, especially attracting attention. “Rare Earth” is the name used in the 18th century, when it was thought that the minerals used to extract such elements were few and only rare earth oxides that looked like “alkaline earth” were extracted, hence the name “rare earth.” In fact, rare earth is not rare, rare earth contained in the crust than copper, lead, zinc, tin and more. Rare earth is not soil, thin