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讨论了白(?)豚在长江中下游的生活习性和活动规律及修建水利工程后对白(?)豚生态环境的影响,并提出了改善和保护措施。
The living habits and activities of white dolphin in the middle and lower reaches of the Yangtze River and the ecological environment of the white dolphin after the construction of water conservancy project were discussed, and some measures for improvement and protection were proposed.