“bottom-hole assembly”的概念、定义、翻译、参考文献-科学参考

单词	bottom-hole assembly
释义	bottom-hole assembly [`bäd·ǝm ¦hōl ǝ´sem·blē] ^{PETROLEUM ENGINEERING} That portion of the drilling assembly that extends beyond the drill pipe.
随便看	indeterminate equations indeterminate forms indeterminate growth indeterminate truss index index arithmetic unit index arm index bed index catalog index center index chart index counter index crank index cycle indexed address indexed array indexed sequential data set indexed sequential organization index ellipsoid index error index forest index fossil index glass index head indexing

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。