“sand drain”的概念、定义、翻译、参考文献-科学参考

单词	sand drain
释义	sand drain [`san ´drān] ^{CIVIL ENGINEERING} A vertical boring through a clay or silty soil filled with sand or gravel to facilitate drainage.
随便看	earth interior earth-layer propagation earthlight earth mound earth movements earthmover earth-nut oil earth orbit earth oscillations earth pig earth pillar earth pressure earthquake earthquake-resistant earthquake tremor earthquake zone earth radiation earth rate earth-rate correction earth resources technology satellite earthrise earth rotation earth satellite earth science earth shadow

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。