人孔盖
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词语： 人孔盖
解释： manhole cover
词典： 地质专业汉英词典
人孔盖 相关解释
manhole cover 〔名词〕人孔盖
manhole cover 〔名词〕人孔盖
manhole cover 〔名词〕人孔盖,检修孔盖,人孔盖
manhole cover 〔名词〕人孔盖
manhole cover 〔名词〕人孔盖
manhole cover 人孔盖
manhole cover 〔名词〕人孔盖
人孔盖 manhole cover
人孔盖 inspection cover;manhole cover
