目的：测定黄金茶中砷、汞、镉、铅的含量。

Objective: To analyze the content of As, Hg, Cd, Pb in gold tea.

youdao

汞、锑、铅、锌、黄金以及绞股蓝、富硒茶、魔芋资源丰富，开发潜力大。

The rich resources such as mercury, antimony, lead, zinc, gold as well as gynostemma pentaphylla, selenium-rich tea and giant taro have huge potentials for development.

youdao

汞、锑、铅、锌、黄金以及绞股蓝、富硒茶、魔芋资源丰富，开发潜力大。

The rich resources such as mercury, antimony, lead, zinc, gold as well as gynostemma pentaphylla, selenium-rich tea and giant taro have huge potentials for development.

youdao