“hydrogeological well pipe”的概念、定义、翻译、参考文献-科学参考

单词	hydrogeological well pipe
释义	hydrogeological well pipe Encyclopedia 工学水文地质钻探释 hydrogeological well pipe水文地质井管保护井壁的套管。有时也泛指套管与滤水管。如全部岩层为坚硬的稳定性岩石时，不需要安装井管，以孔壁当井管使用。又称井壁管。
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