“main shaft”的概念、定义、翻译、参考文献-科学参考

单词	main shaft
释义	main shaft Encyclopedia 工学竖井释 main shaft主井矿山生产中，主要用于提升矿石的井筒。分为明主井和盲主井。 Physics main shaft主轴
随便看	variable-speed constant-frequency variable speed control moment gyro variable speed drive variable speed operation variable speed pumped storage variables quality characteristic variable-stability aircraft variable stability flight control variable stage variable star variable stator vane variable step size variable step size method variable stroke technology for internal combustion engines variable structure variable-structure variable structure automaton variable structure control variable structure control system variable-structured system variable structure guidance law variable symbol variable temperature blackbody radiation source variable temperature control of greenhouse variable term

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。