单项选择题
A.下旁承橡胶件 B.缓冲器胶泥 C.闸调器密封圈 D.集尘器下体垫
A.KMP01B-00-04,GB/T12617.4 B.KMP01B-00-03,GB/T12617.3 C.KMP01B-00-02,GB/T12617.3 D.KMP01B-00-04,GB/T12617.3
A.1mm B.2mm C.3mm D.4mm
A.KMP01B-00-03,GB/T 12617.4 B.KMP01B-00-03,GB/T 12617.3 C.KMP01B-00-02,GB/T 12617.3 D.KMP01B-00-04,GB/T 12617.3
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