水环境污染问题是当今世界所面临的重大问题。
Water environmental pollution is a major issue what be must faced in today's world.
水环境污染治理的研究已成为一个全球性的课题。
So the research of prevention water environment form pollution has been a global issue.
水环境污染治理的研究已成为一个全球性的课题。
So the research of prevention water environment form pollution has been a global issue.
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