“钻机起升系统”的概念、定义、翻译、参考文献-科学参考

单词	钻机起升系统
释义	钻机起升系统 Encyclopedia 工学钻井装备释 hoisting system钻机起升系统用以悬持、起升、下放钻柱、套管柱、油管柱或抽油杆柱及控制钻头送进的整套设备组合。
随便看	back pressure test for gas well back pressure turbine backproject backprojection operator back propagation back-propagation back propagation algorithm back-propagation algorithm back propagation network back propagation neural network back-propagation neural network back propagation of errors network back propagation，BP back reaction backreflection back reflective material backrope backsaw backscatter backscatter cross-section back scattered electron backscattered electron backscattered light backscatterer back scattering

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。