1) self-purification
[英]['selfpjuərifi'keiʃən] [美][,sɛlf,pjʊrəfɪ'keʃən]
自净化，自纯化，自净[作用]
2) self-purification
[英]['selfpjuərifi'keiʃən] [美][,sɛlf,pjʊrəfɪ'keʃən]
自净;自净作用;自然净化
3) natural purification
自然净化作用;自净
4) self-purification
[英]['selfpjuərifi'keiʃən] [美][,sɛlf,pjʊrəfɪ'keʃən]
自净作用
5) self-purification
[英]['selfpjuərifi'keiʃən] [美][,sɛlf,pjʊrəfɪ'keʃən]
自净化
1.
Many minerals in nature have the self-purification capacity to hold and stabilize deleterious contaminant,which can be used to deal with heavy metal contaminants.
自然界中的许多矿物自身赋有容纳和稳定有害物质的自净化能力,可用于重金属类污染物的治理。
6) natural attenuation
自然净化
1.
In order to understand the natural attenuation of arsenic and its mechanisms in the mining environment,water and sediment samples collected from the stream system of a high-arsenic coal mining area in Xingren County were analyzed.
为了解矿山环境中砷的自然净化能力及其净化机制,对兴仁典型高砷煤矿区溪流水系环境进行采样分析。
2.
Aimed at arsenic pollution and the natural attenuated of arsenic in the High-Arsenic coal mining area in Xingren,the paper discusses iron-arsenic natural attenuation system and sulfur-arsnic natural attenuation system in the acidic water,respectively,and discusses the process of iron-arsenic natural attenuation system by chemical kinetics.
本文针对兴仁县高砷废弃煤矿区的砷污染及其自然净化过程,分别从酸性水体中的铁-砷自净体系以及硫-砷自净体系等两个不同方向的系统展开了研究和探讨,并且对前者进行了反应动力学研究。
补充资料：自净
【自净】
（术语）三自之一。(参见：三自)
（术语）三自之一。(参见：三自)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条