“portable fire extinguisher”的概念、定义、翻译、参考文献-科学参考

单词	portable fire extinguisher
释义	portable fire extinguisher Encyclopedia 工学飞机防火系统释 portable fire extinguisher手提式灭火瓶飞机防火系统中主要用于扑灭人可接近时初期火灾的便携消防装置。
随便看	periodogram detector periodogram spectrum estimation periodograph periodometer periodontal abscess periodontal abscesses periodontal disease periodontal disease and system diseases periodontal treatment agent periodontitis period pair period parallelogram period parallelotope period point period-radius relation period ratio period relation period resolution periods of an elliptic curve period-spectrum relation period strip Period Style period-three theorem period variation period vector

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。