• Nitrogen is one of the main compositions made of organism protein and nuclei acid, at the same time, it is also one of the necessary nutritious elements during the course of vegetation growth.

    组成生物体蛋白核酸主要部分,也是植物营养的三大元素之一

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  • The abundance of organism, nitrogen and phosphorus in the sediment directly reflect the bottom environment which, influences to a certain extent the organisms, their variety and composition.

    海湾沉积物中的有机质磷营养物质丰富与否,直接反映底质环境的优劣。底质环境的好坏一定程度上又直接影响生物的生存、发育种类组成。

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  • Kieldahl's method is a classical technique to measure the nitrogen content in organism. It is introduced for an instrument's principle, software and hardware designs.

    凯氏经典测量物质含量的方法,介绍了一种采用凯氏定氮法的全自动定氮,阐述了工作原理以及软硬件设计。

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  • Kieldahl's method is a classical technique to measure the nitrogen content in organism. It is introduced for an instrument's principle, software and hardware designs.

    凯氏经典测量物质含量的方法,介绍了一种采用凯氏定氮法的全自动定氮,阐述了工作原理以及软硬件设计。

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