“管井--管道井--管道竖井”概念、定义、翻译-科学时代

单词	管井--管道井--管道竖井
释义	市政工程词汇手册 pipe well 管井，管道井，管道竖井
随便看	threat or use of force threat-point effect threat strategy three-account system three acids and two alkaline substances three-act play three ages of world evolution three age system three-arm protractor three-axial compression test three-axial tensile test three-axis attitude stabilization three-axis stable platform three-body attachment three-body problem three body problem three-body problem three-body problem three-body problem three-body reaction three-body recombination Three Cardinal Guides three categories of judgement three centre arch three centre arch dam

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

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