salt water pollution的意思|示意

Due to unreasonable exploitation and utilization, some environmental problems occurred in this area, such as over-mining funnels, salt water intrusion, soil salinization and underground pollution.

因不合理开发利用，出现了浅层地下水超采漏斗、咸水入侵、土壤盐碱化及地下水污染等水环境问题。

The salt water flowing into the South Branch from the North Branch is one of the major water pollution sources in the Yangtze and the Huangpu estuaries during the spring tide of dry seasons.

枯水大潮期间，长江口北支向南支倒灌盐水，使南支河段和黄浦江水质恶化。，多年来这一问题为各界所重视。