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1·Effect of rare earth elements on properties of brass powders is discussed.

探讨了稀土元素对黄铜粉末性能的影响。

2·It is the first time attainable rare earth elements were confirmed on the seafloor.

这是海底可利用的稀土元素资源量首次得到确认。

3·The effect of rare earth elements on the microstructure and properties of steel P20 has been investigated.

研究了P 20钢中加入微量稀土元素后性能和组织的变化规律。

4·This method was utilized to determine rare earth elements in fennel spice sample with satisfactory results.

该方法被用于分析茴香调味品实际样品中的稀土元素，结果令人满意。

5·Rare earth elements have been widely applied in agriculture, industry, medicine and stockbreeding and so on.

稀土在我国农业、工业、医疗和畜牧业等方面有着广泛的应用。

6·Rare earth elements from 4 square kilometers of such areas could meet Japan's annual demand of about 30, 000 tons.

上述区域内每4平方公里范围的稀土元素储量，即可满足日本每年约30000吨的需求。

7·Kato and the other researchers assumed those particles had absorbed rare earth elements and accumulated on the seafloor.

Kato和另一位研究者相信这些颗粒吸附了稀土元素，并使其在海底沉积。

8·Rare earth elements can improve the plating bath performance and deposit quality, and has good application prospect.

稀土添加荆可改善镀液性能，提高镀层质量，有良好的应用前景。

9·Rare earth elements have unique properties and extensive applications owing to their special electronic configuration.

稀土元素特殊的电子构型，使其具有独特的性质和广泛的应用。

10·Rare earth elements are extensively adopted in materials industry for their peculiar physical and chemical properties.

稀土元素因其独特的理化性能而被广泛应用于材料科学领域。