金属元素

1.The distribution of the heavy mental elements (HMEs) in eluvial horizons, illuvial horizons and parent material horizons of 26 agricultural soil profiles in Hainan Island was studied.

采用现场采样及室内试方法,对海南岛26个农业土壤剖面淋溶层、淀积层、母质层中7重金属元素布特征进行研究。

2.The article expounds the application sphere of some elements in analysing food by using the method of atomical spectrum assimilation, and expounds the making of samples by offering examples.

本文对应用原子吸收光谱法食品中某金属元素应用范围、样品制备方法进行了较详细阐述,并列举了一金属元素定方法实例。

3.There are volcanicity and kinds of metalliferous minerals formed by rush of current on the Mars,which is superior to the metallic element spread in the terram on the Moon.

火星上有火山活动和水流冲击形成金属富矿，这比散布在土石中月球金属元素优越得多。