地面气象观测规范

地面气象观测规范地面气象观测规范
  1. 按照《地面气象观测规范》规定,能见度VV与风速V是对沙尘天气进行分级的重要指标。

    According to " the criterion of surface meteorological observation ", visibility and wind speed are important targets to classify dust-stormy weather .