The expansion of manmade forest and secondary forest in researched watersheds result in the increase of the soluble matter in the stream by the comparison experiment, and the purification function are different between the forest stream and the marsh stream.
通过对比实验发现,随着人工林、次生林所占比例的增大,集水区溪流水中离子浓度有所增加:而森林溪流与湿地溪流对于水质的净化功能有所不同。
参考来源 - 原始红松林生态系统水化学特征研究The mangrove forest may adsorb or use some pollutant in the sea water and the air, whichdemonstrated it had good environment purification function, and it is an extremely important partservice function of mangrove forest ecosystem.
红树林可吸附或吸收利用海水和空气中一些污染物，显示了其具有良好的环境净化功能，这是红树林生态系统服务功能的极其重要的一部分。
参考来源 - 广东省红树林生态系统净化功能及其价值评估·2,447,543篇论文数据，部分数据来源于NoteExpress
Scientific and rational application of aquatic plants can not only strengthen the purification function of wetlands, but also play the role of landscaping.
科学、合理地应用水生植物，既可以强化湿地的净水功能，又可以起到美化景观的作用。
The purification function of natural minerals for reducing pollutants is reflected mainly in the basic properties of environmental mineral materials.
天然矿物对污染物的净化功能主要体现在环境矿物材料基本性能方面。
Result:Three different types of big hole absorption resin had obvious purification function on polyporus umbellata polysaccharide. The best purification effect is AB—8 type big hole absorption resin.
结果三种不同型号大孔吸附树脂对猪苓多糖均有显著纯化作用，以AB—8型大孔吸附树脂对猪苓多糖纯化效果最好。
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