英语词汇“spacer ring”的读音、翻译、释义、用法及例句-集火网

词汇	spacer ring
释义	spacer ring 【化】定位环; 间隔环; 间隔圈
随便看	slowed-down video slow-effect fertilizer slow end slower slow fever slow-footed slowgoing slowing down slowish slowly slow match slow memory slow-motion slow motion slow-motion video disk recorder slow moving slow-moving slowness slow neutron slow neutrons slow-operate fast-release relay slow-operate slow-release relay slow-operating relay slowpoke slow poll list

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