“excavation work”的概念、定义、翻译、参考文献-科学参考

单词	excavation work
释义	excavation work Encyclopedia 工学化学品生产单位特殊作业释 excavation work动土作业挖土、打桩、钻探、坑探、地锚入土深度0.5米以上，使用推土机、压路机等施工机械进行填土或平整场地等可能对地下隐蔽设施产生影响的作业。
随便看	hereditarily finite set hereditarily generating system hereditarily indecomposable continuum hereditarily indecomposable space hereditarily normal space hereditarily ordinal definable set hereditarily ordinal-definable set hereditarily paracompact space hereditarily quotient mapping hereditarily separable hereditarily undecidable theory hereditarily unicoherent continuum hereditarily weak topology hereditariness hereditary hereditary and congenital kidney diseases Hereditary bureaucrat and fief System hereditary class hereditary C*-subalgebra hereditary disconnectedness hereditary diseases of blood system hereditary diseases of urinary system hereditary elliptocytosis hereditary gingival fibromatosis hereditary hemolytic

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