“钻杆动力钳”的概念、定义、翻译、参考文献-科学参考

单词	钻杆动力钳
释义	钻杆动力钳 Encyclopedia 工学修井设备释 drill pipe power tong钻杆动力钳用于修井作业时上、卸油管和小钻杆丝扣的机械设备。
随便看	Urysohn equation Urysohn function Urysohn lemma Urysohn metrization theorem Urysohn operator Urysohn separation axiom Urysohn space Urysohn theorem Urysohn-Tikhonov theorem Uryson USA usability Usability Engineering usability engineering usability expert Usability Heuristics usability laboratory usability research Usability Testing usable usable aperture usable area usable capacity usable direction usable energy

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。