“bent downhole motor”的概念、定义、翻译、参考文献-科学参考

单词	bent downhole motor
释义	bent downhole motor Encyclopedia 工学定向井工具释 bent downhole motor弯外壳井下动力钻具将井下动力钻具的外壳做成弯曲形状，上段与下段的轴线之间存在一个夹角的钻井工具。
随便看	statistical turbulence modeling statistical universals statistical validation statistical weight statistical yearbook statistical zero knowledge statistic analysis of hydrologic characteristics statistic characteristics of information source statistic equilibrium state equation statistic-equilibrium state equation statistician Statistic Law statistic model of information source statistic of extreme values statistic of variation statistics statistics for academic exchange statistics for crop experiments statistics for investment in fixed assets of science and technology statistics for ocean science statistics for scientific and technological activities statistics for scientific and technological education statistics for scientific and technological information statistics for scientific and technological progress statistics for scientific and technological service

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。