“civil air defense shelter”的概念、定义、翻译、参考文献-科学参考

单词	civil air defense shelter
释义	civil air defense shelter Encyclopedia 工学人防工程释 civil air defense shelter人防工程为防范或减轻战争空袭危害，保护国家和人民生命财产安全，按预定防护要求修建的防护工程。全称人民防空工程。美国、英国、法国、瑞士、瑞典、芬兰等国家称民防工程。
随便看	termwise addition termwise differentiable series termwise differentiation termwise integrable series termwise integration ternary ternary addition ternary algebra ternary alloy ternary and multicomponent phase diagrams ternary arithmetic ternary cathode material ternary collision ternary complex ternary composition ternary connective ternary continued fraction ternary copolymerization ternary field ternary fission ternary form ternary Goldbach conjecture ternary Goldbach problem ternary monomial group ternary notation

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。