“九边形-五边形数”的概念、定义、翻译、参考文献-科学参考

单词	九边形-五边形数
释义	九边形-五边形数 Mathematics nonagonal petagonal number九边形-五边形数
随便看	weight diagram weight discrepancy test weight distribution weight distribution function weight drop source weighted weighted approximation weighted arithmetic average weighted arithmetic mean weighted automaton weighted average weighted average cost of capital weighted-average method weighted average value weighted averaging weighted class weighted drilling fluid weighted error weighted essentially non-oscillatory scheme weighted essentially nonoscillatory scheme weighted essentially nonoscillatory (WENO) scheme weighted function estimation weighted geometric average weighted graph weighted histogram analysis method

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。