“上向凿井”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194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。

单词	上向凿井
释义	上向凿井 up-over
随便看	structural stiffness structural strength structural stress structural style structural support structural surface structural system structural system of equations structural table structural terrace structural theory structural theory for large-scale systems structural timber structural transformation structural trap structural tube structural type structural unconformity structural unemployment structural unit structural units structural valley structural variation index structural veneer structural viscosity