pollution index

英[pə'lʊʃən'ɪndeks] 美[pə'lʊʃən'ɪnˌdeks]
  • 污染指数
  • index n.指数;索引;(刻度盘上的)指针v.指出;编索引
  • pollution n.污染;污染物
    1. Progress in developing indices and monitoring techniques for air pollution were further advanced than in most other areas of environmental health.
      在空气污染指数与监测技术方面的进展比环境健康其它领域的进展更为显著。