“rifle”的概念、定义、翻译、参考文献-科学参考

单词	rifle
释义	rifle [`rī·fǝl] ^{DESIGN ENGINEERING} A drill core that has spiral grooves on its outside surface. ^ENGINEERING A borehole that is following a spiral course. ^ORDNANCE A firearm having spiral grooves upon the surface of its bore to impart rotary motion to a projectile, thereby stabilizing the projectile and ensuring greater accuracy of impact and longer range; it may fire projectiles automatically or semiautomatically, or successive rounds may be manually loaded.
随便看	ibis coherent signal coherent source coherent system coherent transponder coherent units coherent video coherer cohesion cohesional work cohesionless cohesive end cohesive energy cohesiveness cohesive soil cohesive strength cohesive terminus coho cohomology group cohomology theory cohort cohort selection coil coil antenna coil breaks

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。