颜色的变化是由章鱼皮肤上的两种不同的细胞造成的，主要是皮肤表面的色素细胞。
The color changes are executed by two different kinds of cells in the octopus' skin, mainly by color cells on the skin's surface call chromatophores.
用高效液相色谱法（ HPLC）研究了围隔实验过程中水柱颗粒物主要色素的组成及动态变化，并就滤食性鱼类鲢对水体主要色素代谢的影响进行了讨论。
Pigments dynamics in seston during enclosure experiment were studied by means of HPLC, and the impacts of filter-feeding silver carp on the main pigments were discussed.
该文主要介绍了其水分、碳水化合物、含氮物质、糖苷类、色素物质、矿物质、各种酶等的变化，并提出了创造适宜条件，腌制高质量的产品。
Changes of moisture, carbohydrates, nitrogen compounds, glycoside pigments, minerals, and enzymes are introduced in this paper. The suitable condition is set to produce high quality product.
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