Stripping analysis has been widely recognized as a powerful tool for trace metal analysis.

电位溶出法在环境无机痕量分析尤其金属元素测定方面得到了广泛的应用。

Trace metal ions exist in all foods, which can interfere the food processing and damage food quality.

各种食品中含有微量的金属离子，在食品加工操作时具有干扰性造成食品品质之降低。

Using complexation reaction in Supercritical CO2 to separate heavy trace metal ions is a new technology.

超临界络合反应分离技术是近年来发展起来的一项新技术。

The mass and trace metal element contents in the plant had to be measured in grade estimation of farm enviroment.

植株金属元素含量是农田环境质量评价中的必检项目。

Through investigation analysis it is confirmed finally that trace metal element lacks to cause the sludge bulking.

经过调查分析，最后确认污泥膨胀是由微量金属元素缺乏所致。