每种浮游植物与海水中的其他成分吸收与反射光线的性质是不同的。
Each type of phytoplankton and other material in the water absorbs and reflects light differently.
通过对这些活动产生的光线的研究，发现它们具有共同的性质。
A study of the light that came off these events show that they all share common properties.
凝胶有类似玻璃管的光学性质，因而光线不能反射出玻璃管。
The gel has similar optical properties to the tube's so that no light reflects off the glass.
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