“the second grade water function zone”的概念、定义、翻译、参考文献-科学参考

单词	the second grade water function zone
释义	the second grade water function zone Encyclopedia 工学二级水功能区释 the second grade water function zone二级水功能区为了协调不同用水行业间的关系，在一级水功能区的开发利用区中划定范围并执行相应保护和管理要求的水域。
随便看	variance-covariance analysis variance-covariance component estimation variance-covariance matrix variance-covariance propagation law variance estimation variance functon variance inflation factor variance matrix variance of an estimator variance of a probability distribution variance of a random variable variance of unit weight variance per unit weight variance ratio variance ratio test variance reduction Variance-sociolinguistics（Variation socialinguistics, Variationist socialinguistics） variance-stabilizing transformation variance swap variance test variance within classes variance within laboratory variant variant angina pectoris variant characters

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。