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伸缩圈
词语: 伸缩圈
解释: expansion ring
词典: 船舶专业汉英词典
伸缩圈 相关解释
expansion ring 〔名词〕膨胀圈,伸缩圈
expansion ring 〔名词〕伸缩环
expansion ring 〔名词〕伸缩圈
伸缩圈 expanding ring;expansion ring