“必要观测”的概念、定义、翻译、参考文献-科学参考

单词	必要观测
释义	必要观测 Encyclopedia 工学测量平差释 necessary observation必要观测在测量平差中满足误差方程可解所需的最少观测值。
随便看	urinary tract infection，UTI urination urinaty tuberculosis urine analysis urine directing toilet urine examination urine formation urine of red colour urine processing technique uriniferous tubule Uri Nissan Gnessin Uri Orlev Uriyangqadai Uri Zvi Greenberg urkaryote urkingdom URL urn urn city urn design urn model urn problem urn sampling Urn with human skull ashes urobilin

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。