“World Metrology Day”的概念、定义、翻译、参考文献-科学参考

单词	World Metrology Day
释义	World Metrology Day Encyclopedia 工学国际计量释 World Metrology Day世界计量日 1875年5月20日，法国等17个国家的代表在巴黎签署《米制公约》，成立了旨在协调国际计量和米制发展的国际计量组织。为纪念《米制公约》的签署，1999年10月第21届国际计量大会确定5月20日为世界计量日，并得到国际法制计量组织的认同。
随便看	mental disorders due to visceral organ disease mental effect of penalty mental exhaustion mental experiment mental foramen mental goods of pruduction mental handicapped mental health mental health education mental health education in school mental health effect of air pollution mental health effect of colour mental health effect of congestion mental health effect of environmental temperature mental health effect of illumination mental health effect of noise mental health effect of odour mental health effects of sport/exercise mental health in old age mental health law mental health of judicial official mental health of learning mental health of serviceman in hygrothermal environment mental health of servicemen in continuous operation Mental health of servicemen in submarine environment

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。