• 中国世界许多原材料生产大国,其中包括铁矿石灰

    It is the world's top producer of cadmium, gold, indium, iron ore, lime, lead, manganese, mercury, molybdenum, phosphate, salt, tin, tungsten, vanadium and zinc.

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  • 采用比色测定磷酸含量

    Phosphorus content in zinc phosphate is determined by phosphorus vanadium molybdate yellow colorimetric method.

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  • 多种微量元素证明具有氧化作用,包括

    Several trace elements proved to have antioxidant properties, including chromium, zinc, iron, Magnesium, vanadium and copper.

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  • 探讨牙科陶瓷配色方法机理通过锆黄、锆镨黄、锆铁红、铬铝红对牙科陶瓷进行配色

    The mechanism and method of computer color match for ceramics is discussed by taking the dental porcelain as an example.

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  • 探讨牙科陶瓷配色方法机理通过锆黄、锆镨黄、锆铁红、铬铝红对牙科陶瓷进行配色

    The mechanism and method of computer color match for ceramics is discussed by taking the dental porcelain as an example.

    youdao

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