以下为句子列表：
英文: It use german advanced prescription to produce and manage intermediate and brightener for electroplating of Nickle,Zinc,Copper and so on .
中文: 经过多年的发展，已成为国内专业从事研制、开发电镀化工产品的高新技术企业。
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英文: The action of the combined brightener was studied by Hull Cell test, the determination of cathodic current efficiency and polarization curves.
中文: 通过赫尔槽试验，电流效率及阴极极化曲线的测量研究了该光亮剂的作用效果。
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英文: Results show that both absorbences of brightener and cupric sulfate are not influenced when ρ(H_ SO_ )is in range of 0～0 g/L.
中文: 果发现,当ρ(HSO)在0~0 g/L时,对光亮剂和硫酸铜的吸光度均无影响;
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