“power-driven system”的概念、定义、翻译、参考文献-科学参考

单词	power-driven system
释义	power-driven system Encyclopedia 工学钻井装备释 power-driven system钻机动力驱动系统为钻机起升、旋转和循环提供动力的配套设备组合。
随便看	right periodic group right PID right PIR right polygon right primary element right primitive ideal right primitive ring right principal fibration right prism right process right product right projective space right pseudo-automorphism right pseudocompact ring right pyramid right quasi-field right quasigroup right quasi-inverse right quasi-invertible element right quasi regular element right quasi-regular element right quasi-regularity right quasi-simple ring right quotient right quotient field

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。