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Which of the following statements describes the relationship between viscosity and specific gravity?（）
A:Liquids with different viscosities will always have the same specific gravity
B:Liquids with different viscosities will never have the same specific gravity
C:Viscosity and specific gravity are directly proportional
D:Viscosity and specific gravity are not related in that one does not define or limit the other

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出自：海船船员证

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