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access opening
词语: access opening
解释: 检修孔〔口〕
词典: 消防专业英汉词典
access opening 相关解释
access opening 〔名词〕检修孔
access opening 〔名词〕观察孔,检查孔
access opening 〔名词〕检查孔,检修孔
access opening 入口,人孔