Water is the source of life, is one of the most important material resources on which human beings depend for survival and development, and all the origins of life on earth originate from water. At the same time, water is a re-reacting substance of metabolism, which plays an important role in photomassive, respiratory and organic matter synthesis and decomposition. At the same time, water is the solvent of crop to material absorption and transportation, and plays an important role in its growth. When there is a problem with water quality safety, it can seriously restrict all this
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