“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	trademark law Trademark Law of the People's Republic of China Trademark Law Treaty trademark licensing trademark opposition trademark pledge trademark priority trademark prior use trademark registration trademark registration files of the Trademark Office of Nanjing National Government trademark removal trademark right trademark right confirmation trade model trade name trade off trade-off trade of forest products trade-off theory trade of grass products trade prohibition of sea area in Min & Qing dynasty Trade Promotion trade remedy measures trade sacrificial opera trade screening

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。