But the latest research suggests that plastic is also a source of dissolved substances that can easily become widely dispersed in the Marine environment.
但是，最新的研究表明，塑料也可以分解为可溶性物质，这些物质很容易在海洋环境中大范围扩散传播。
The functions of most of the organs of the body are geared toward maintaining constant physical conditions and concentrations of dissolved substances in this internal environment.
身体大多数器官的功能是适应于维持此内环境中物理条件和溶解物质浓度的恒定。
The results showed that DCS especially dissolved substances(DS) was deleterious to the efficiency of CPAM, and the retention of fine decreased with the increase of concentration of DCS.
结果表明，机械浆中DCS特别是溶解物质DS能够明显降低阳离子聚丙烯酰胺的助留效果，随着DCS浓度的增加，细小纤维的留着率降低。
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