单项选择题
A.1mm B.2mm C.3mm D.4mm
A.飞轮 B.离合器壳 C.压盖 D.脚踏板
A.1~1.2mm B.0.25~0.64mm C.0.08~0.15mm D.0.1~1.0mm
A.250~350mm B.360~430mm C.400~450mm D.420~480mm
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