“承托层”概念、定义、翻译-科学时代

单词	承托层
释义	市政工程词汇手册 graded gravel layer 承托层
随便看	radio detector radiodiagnosis radiodiagnosis radiodiagnostic agent radio direction finder radio direction finder radio direction-finding radio distance-measuring radio distance-measuring instrument radiodontics radiodontics radiodosimeter radiodosimetry radio duct radio echo radioeclipse radioecological concentration radioecology radioecology radio education radioelectrocomplexing（REC） radioelectronics radioelectrophoresis radioelectrophoresis radioelement

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。

graded gravel layer