... 氮的作用(effect ofnitrogen)3.7 铜的作用(effect ofcopper)3.8 硅的作用(effect of silicon)3.9 锰的作用(effect ofmanganese)3.10 硼的作用(effect ofboron)3.11 硫的作用(effect of sulphur)3.12 磷的作用(effect ofphosphorus)3.13 稀土元素的作用(effec...
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本研究旨在探讨硒酸钠在锌锰合金电沉积中的作用机理。
The purpose of this study was to discuss the mechanism of sodium selenate in electrodeposition of zinc-manganese alloy.
大部分微量元素，包括锰和砷，通过自然过程中的岩石风化作用进入水体。
Most trace elements, including manganese and arsenic, get into the water through the natural process of rock weathering.
作用——上述物质含有抗氧化剂，例如维生素a、胡萝卜素、维生素c、维生素e、硒、锌、铜和锰，同时它们也是具有抗压力的营养素。
What They Do - They contain antioxidants such as Vitamin a, beta-carotene, Vitamin c, Vitamin e, selenium, zinc, copper and manganese, which are also anti-stress nutrients.
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