“维护系数”的概念、定义、翻译、参考文献-科学参考

单词	维护系数
释义	维护系数 Encyclopedia 工学照明计算释 maintenance factor ；MF维护系数照明系统在经过一段时间后在工作面上产生的平均照度（即维持照度）与该照明系统新安装时所产生的平均照度（即初始照度）的比值。
随便看	second Napoleon point Second National Congress of Chinese Nationalist Party Second National Congress of Communist Party of China second-nearest neighbor second Neuberg circle second Neuberg point second Neuberg triangle second normal form second normal form, 2NF second normal stress difference second number-class second of arc second of time second open Second Opium War second order second-order advantage second order arithmetic second-order arithmetic second-order calibration and three-way calibration second-order circuit second order coherence second-order coherence second-order coherence and second-order correlation function second-order constraint qualification

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。