The influence of the arcuate structure in Zoige area on the spatial distribution of the geochemical index concentration shows that geological structures obviously control the distribution of the near-surface geochemical fields.

• 若尔盖地区的弧形构造对化探指标浓度的空间分布的影响作用，表明地质构造对近地表地球化学场的分布有明显的控制作用。