“coal and rock support machinery”的概念、定义、翻译、参考文献-科学参考

单词	coal and rock support machinery
释义	coal and rock support machinery Encyclopedia 工学煤岩支护机械释 coal and rock support machinery煤岩支护机械支撑和维护工作面空顶区顶板，为采煤创造安全作业空间的设备。
随便看	Code of Professional Conduct for Journalists Code of Professional Ethics for Teachers in Colleges and Universities code of textile standard code of traffic violation behavior Code of Ur-Nammu Code of valuation with bill quantity of construction works Code of Warriors code of warriors Code of Yuan Dynasty Code on Fairness and Privacy code optimization code point code-polynomial codeposition coder code rate coder-decoder coder/decoder code refactoring code-register code reuse coderived functor codes code scheduling code selection

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。