请输入您要查询的字词:
单词
塔式钻具
释义
塔式钻具
Encyclopedia
工学
钻井装备
释
tower assembly
塔式钻具
由下大上小的几段不同尺寸钻铤组成的钻具组合。利用近钻头端大尺寸钻铤的钟摆力进行纠斜。
随便看
homology cycle
homology dimension
homology-equivalence
homology-equivalent complex
homology exact sequence
homology functor
homology group
homology group of a polyhedron
homology group of a poset
homology group of a simplicial complex
homology group of simplicial complex
homology homomorphism
homology intersection
homology manifold
homology modeling
homology modeling method
homology module
homology object
homology of a bundle
homology of a complex
homology of a dynamical system
homology of a Lie algebra
homology of a Lie group
homology of a polyhedron
homology of a product
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/21 14:40:04