point-source

英['pɔɪnts'ɔːs] 美['pɔɪnts'ɔːs]
  • 点源
  • pointing n.指点;指示;[建]勾缝;填缝材料动词point的现在分词.
  • stick n.手杖;枝;杆vt.刺入;插于;竖起vi.钉住;坚持,遵守;粘贴;生效,起作用
名词 point source:
  1. a concentrated source (especially of radiation or pollution) that is spatially constricted

    1. The specific discharge is infinite at the vicinity of every point source or sink.
      在每个点源或点汇附近比流量为无穷大。
    2. Soil erosion and non-point source pollution are two serious environmental issues.
      土壤侵蚀与非点源污染是两大重要的环境问题。