两院院士、著名水利专家、清华大学教授张光斗先生近日给本刊来信 ,对今年第 6期焦居仁司长的文章提出意见。焦司长阅信后批示 :“衷心感谢张先生的指教。泰斗关注水保生态建设和水保杂志 ,不胜荣幸 !建议全文照登 ,并致谢意。我等当共勉之。”现将张先生来信照登如下。《中国 Academician of the two academies, well-known water conservancy expert and professor Zhang Guangdou of Tsinghua University recently wrote a letter to this issue and put forward their opinions on the article No. 6 of Jiao Juren of this year. After reading the letter, Director Jiao instructed: “I sincerely thank Mr. Zhang for his advice. It is a great honor for us to pay attention to the ecological protection of water and soil conservation, and we are honored! According to Deng as follows. ”China