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because the analytical method contained a methylation step that would not have differentiated between pcp and pca, the bmf should be considered as an indication of combined biomagnification of pcp and pca.
生物放大系数值应被视为五氯苯酚和五氯苯甲醚具有共同生物累积性的证据。
changes to the environment (such as deforestation or the building of reservoirs) may change the ecosystem, resulting in an increase of methylation of mercury in the environment.
环境的改变(例如砍伐树木或建造水库)也许会改变生态系统,从而导致环境中的汞的甲基化提高。
(a) to summarize existing information including recent authoritative reviews of the chemistry, including transformation and methylation processes, toxicology, and impacts of mercury on human health and the environment;
(a) 总结有关其化学性质,包括变化和甲基化过程、毒理学以及汞对人类健康和环境的影响的现有信息,包括近期的权威审查;