“beam spread”的概念、定义、翻译、参考文献-科学参考

单词	beam spread
释义	beam spread [`bēm ´spred] ^ENGINEERING The angle of divergence from the central axis of an electromagnetic or acoustic beam as it travels through a material.
随便看	convection cooling convection current convection modulus convection oven convection section convection stability convection theory of cyclones convective activity convective cloud convective-cloud-height diagram convective condensation level convective current convective discharge convective equilibrium convective instability convective overturn convective precipitation convective region convective zone convector convectron convenience receptacle conventional algorithm conventional bomb conventional completion

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。