“钻具故障”的概念、定义、翻译、参考文献-科学参考

单词	钻具故障
释义	钻具故障 Encyclopedia 工学钻井复杂事故种类释 drilling string trouble钻具故障在钻井施工过程中，井下钻杆、钻铤等钻具因疲劳破坏、腐蚀破坏、机械破坏或事故破坏，造成的机械性能发生改变，发生断脱、断裂、刺穿等现象。
随便看	Conservation Plan of Weishan Historic City Conservation Plan of Wenzhou Historic City Conservation Plan of Wuhan Historic City Conservation Plan of Xi’an Historic City Conservation Plan of Yangzhou Historic City Conservation Plan of Yantai Historic City Conservation Plan of Yellow Crane Tower and Its Surrounding Areas Conservation Plan of Yining Historic City Conservation Plan of Zhengding Historic City Conservation Plan of Zhenyuan Historic City Conservation Plan of Zhongshan Historic City Conservation Plan of Zigong Historic City Conservation Plan of “Three Mountains and Five Imperial Gardens” Historic City conservation principle of machinery energy conservation priorities coefficient conservation project of Beijing forbidden city Conservation Project of Bogd Khaan Palace Museum of Mongolia conservation project of Cave 85 at Mogao Grottoes conservation project of Hangzhou Liuhe Pagoda conservation reserve program conservation reserve program in U.S. conservation scheme Conservation Technologies of Waterlogged Bamboo,Wood and Lacquer Artifacts conservation technology of fishery organisms conservation theorem of angular momentum

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。