“steel jack”的概念、定义、翻译、参考文献-科学参考

单词	steel jack
释义	steel jack [`stēl `jak] ^MINERALOGY See <<sphalerite>> ^{MINING ENGINEERING} A screw jack suitable in mechanical mining; used for legs or upright timbers.
随便看	initial heading initial instructions initial inverse voltage initialize initial landform initial lead initial line initial lock mechanism initial mass initial mass function initial nuclear radiation initial orders initial permeability initial potential initial program load initial program load button initial saturation initial set initial shot start pressure initial surge voltage initial-value problem initial-value theorem initial velocity initial yaw initiate

科学参考收录了103327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。