“管内砾石充填完井”的概念、定义、翻译、参考文献-科学参考

单词	管内砾石充填完井
释义	管内砾石充填完井 Encyclopedia 工学机械防砂释 inside casing gravel pack completion管内砾石充填完井在筛井中下套管固井后射孔，然后在出砂井段下入筛管，在筛管与套管的环空之间充填合适的砾石的完井方法。
随便看	convex hypersurface convexifiable topological space convexification convex integration convex intersection convexity convexity coefficient convexity condition convexity constraint convexity downward convexity inequality convexity limit convexity modulus convexity problem convexity property convexity radius convexity theorem convexity upward convex kite convex lattice convex lens convex linear combination convexly convex manifold convex mapping

科学参考收录了854744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。