Natural fruit juice, pure in taste, is the children's selection. 天然果汁饮料,口味纯正,孩子的选择。
The contents of copper in juice beverages and water for drinking were determined by a highly sensitive flame atomic absorption spectrometer. 利用高灵敏度的原子吸收光谱仪对果汁饮料和饮用水中的铜进行了测试。