An elastomer with great resistance to gas permeation can serve as inner tubes, gas hoses, tubing.-未来题库

An elastomer with great resistance to gas permeation can serve as inner tubes, gas hoses, tubing.

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An elastomer with great resistance to gas permeation can serve as inner tubes, gas hoses, tubing.

A.SBR

B.IIR

C.Neoprene

D.NR

正确答案：IIR

Tags:resistance permeation elastomer

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