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Acetone is a heavy-duty degreaser suitable for metal preparation and removing grease from fabric covering prior to doping.

A丁酮是重度除油剂，适合金属准备和编织盖板喷漆前去油。

B丙酮是重度油污去除剂，适合金属表面预处理和织物蒙皮喷漆前去油。

C异丙醇是重度油污去除剂，适合金属生产处理和织物表面喷漆前除油。

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正确答案：A （备注：此答案有误）

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