“瓠子堵口”的概念、定义、翻译、参考文献-科学参考

单词	瓠子堵口
释义	瓠子堵口 Encyclopedia 工学中国防洪史释 closure of Huzi breach瓠子堵口中国西汉时期黄河一次大规模的堵口工程。
随便看	systematic sampling with unequal probability Systematic searching systematic separation method with hydrogen sulfide Systematics of Rodentia systematic statistic Systematic Studies on the Music of Pu Opera systematic theology systematic velocity systematization systematization of laws systematized administrative principle Systematized Collection of Litera- ture in Jin Dynasty Systematized Collection of Literature in Jin Dynasty systematized theoretical framework of public administration systematizied design systematology system audit system availability system average interruption duration system average interruption frequency system balance system bath model system-bath model System Biology system biology

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。