Ferrous metal has a relatively low density and a comparatively high electrical conductivity._精华吧

Ferrous metal has a relatively low density and a comparatively high electrical conductivity.

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Ferrous metal has a relatively low density and a comparatively high electrical conductivity.

A.正确

B.错误

正确答案：错误

Tag：材料概论时间：2022-01-18 21:18:03

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