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当前国际上已商品化的农药多达1300多种,国内使用的亦有数百种。这些农药使用后,通过降雨灌溉进入江河,形成水体多农药污染。目前世界上许多国家都在研究多农药污染的监测技术,本文建立
At present, there are over 1,300 kinds of pesticides that have been commercialized internationally, and hundreds are used domestically. After these pesticides are used, they enter the rivers through rainfall irrigation and form polluted water bodies. At present, many countries in the world are studying multi-pesticide pollution monitoring technology, this article is established