For, in theimaginations of a coterie of physicists, biologists and engineers, analternative world is taking shape.

在物理学家、生物学家和工程师圈子里面，一个替代性方案正在逐步成型。

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Biologists and Engineers can enter their own buildings and public Spaces in it; in addition, Biologists can enter the Engineering building.

生物学家和工程师可以进入自己的大楼和其中的公共空间；另外，生物学家可以进入工程楼。

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Mechanical engineers have worked with farmers and biologists to produce fertilizers, machinery and harvesting systems.

机械工程师与农民和生物学家合作开发肥料、机械和收割系统。

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Bosse points to a study conducted by the Plan for Analyzing and Testing Hypotheses, a 25-member group of biologists, engineers and statisticians representing federal entities, states and tribes, that compared upriver stocks of salmon to downriver socks.

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"The fun of the challenge from the science perspective is that you do have farmers and biologists and entomologists, and biochemists and chemical engineers, and process engineers and business people and investors all working to solve this, and it ranges anywhere from a political issue to a technical issue, " del Cardayre said.

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