“hand-operating device”的概念、定义、翻译、参考文献-科学参考

单词	hand-operating device
释义	hand-operating device [`hand ´äp·ǝ´rād·iŋ di´vīs] ^ORDNANCE Mechanism on certain automatic firing weapons that permits the piece to be prepared by hand for firing.
随便看	rice coal rice glue rice grains rice neutralization rice neutralizing circuit rice paper Rice's bromine solution Richardson automatic scale Richardson-Dushman equation Richardson effect Richardson number Richardson plot Richard's solder rich cluster rich concrete richellite rich mixture Richmondian rich oil rich ore richterite Richter scale ricin Ricinidae ricinoleic acid

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。