“crossover subs”的概念、定义、翻译、参考文献-科学参考

单词	crossover subs
释义	crossover subs Encyclopedia 工学接头释 crossover subs接头用以连接不同尺寸、不同螺纹类型钻杆的连接部件。又称转换接头、配合接头。
随便看	electric furnace bottom tapping electric furnaces electric generator electric gravity analysis electric heated roll electric heating electric heating digestion apparatus electric heating floor electric heating oil gathering process electric heating radiator electric hoist electric hydraulic control system electric hysteresis effect electric hysteresis loop electric ignition technology electric image electric image method electric incubator electric induction electric initiation electric instruments components electric instruments system electric instruments verifying apparatus electric insulation textiles electricity

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。