“crossbar”的概念、定义、翻译、参考文献-科学参考

单词	crossbar
释义	crossbar [`krȯs´bär] ^{CIVIL ENGINEERING} In a grating, one of the connecting bars which extend across bearing bars, usually perpendicular to them.
随便看	bottom blow bottom break bottom chord bottom dead center bottom dump bottomed hole bottom fauna bottom fermentation bottom flow bottom hold-down bottom hole bottom-hole assembly bottom-hole cash bottom-hole choke bottom-hole packer bottom-hole plug bottom-hole pressure bottom-hole pressure bomb bottom-hole pump bottom-hole samples bottom-hole separator bottom-hole temperature bottom ice bottoming drill bottomland

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。