“大钳”的概念、定义、翻译、参考文献-科学参考

单词	大钳
释义	大钳 Encyclopedia 工学井口工具释 tong大钳用于地质、石油、天然气钻完井和修井作业中拧紧或卸开钻柱、套管、油管和井下工具等连接螺纹的井口工具。
随便看	Excerpts of Prescriptions excess excess absorption excess air coefficient excess air ratio excess and deficiency excess attenuation excess buoyancy excess capacity excess coefficient excess current excess demand function excess density excess emission excess energy excess enthalpy excess entropy excess entropy balance equation excess entropy criteria formula excess entropy generation excess entropy production excess flow value excess flux excess force excess function

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。