克拉克——康内尔大学生物听力研究项目主管说，近岸海水的鲸鱼出没区域能听到自然范围内仅仅10%到20%的收缩声。

Clark, director of the bioacoustics research program at Cornell University, the area over which whales in coastal waters can hear one another shrinks to only 10 to 20 percent of its natural extent.

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在项目开始时，设计部门开始对海水的模型作实验。

As soon as the project was launched, the design department started experimenting with water modeling.

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目前还没有预测海水淡化项目的总费用或具体需用多少立方的海水。

There is no estimate yet of the total cost of the project or the volume of water involved.

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