多项选择题
A.汽油 B.酒精 C.油漆 D.木材
A.5 B.10 C.15 D.20
A.0.196 B.0.296 C.0.096 D.1.96
A.0.5%~1.0% B.1.5%~2.0% C.0.5%~1.5% D.1%~1.5%
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