“河谷线--河流谷底线--河道中泓线”概念、定义、翻译-科学时代

单词	河谷线--河流谷底线--河道中泓线
释义	水利水电词汇手册 talweg 河道中泓线，河流谷底线，河谷线
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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。

talweg