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backing ring
词语: backing ring
解释: 环形垫,环形垫圈
词性: 名词
词典: 冶金专业英汉词典
backing ring 相关解释
backing ring 〔名词〕垫环,衬环,垫圈
backing ring 〔名词〕衬环,垫圈,垫环
backing ring 垫环
backing ring 〔名词〕衬环,垫圈
backing ring 〔名词〕衬圈,支承环