By model study of mixed potential, a viewpoint is put forward that thallium ions have obvious enhancing effect on cyanide dissolution of gold only when they are associated with cathodic enhancement.

通过对混合电位模型的研究，提出了铊离子对金氰化溶解只有在辅以阴极强化的条件下才具有显著强化作用的观点。

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From a global viewpoint [it's not only Cambodia a lot of countries have not made significant progress in terms of maternal deaths,".

VOA: standard.2009.11.10