“second moment”的概念、定义、翻译、参考文献-科学参考

单词	second moment
释义	second moment 二次矩二阶矩
随便看	movable-point crossing movable pressure plate movable probe movable propeller blade movable propeller turbine movable property movable property in trust movable pulley movable pulse movable radial drilling machine movable rail movable random access memory movable rate movable receiver movable shear blade movable-sieve jig movable span movable spleen movable sprinkler movable stabilizer movable support movable switch movable table movable tank vehicle movable target

科学参考收录了1248194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。