“排灌机械”的概念、定义、翻译、参考文献-科学参考

单词	排灌机械
释义	排灌机械 Encyclopedia 农学农业水土工程释 drainage and irrigation machinery排灌机械实现农业高效节水灌溉、解决洪涝灾害的机器装备。
随便看	lower directed lower Dirichlet density lowered isothermal model lower end lower end of an integral lower envelope lower envelope principle lower estimate lower factorial lower-flow system lower function lower gastrointestinal bleeding lower half-disk lower half-martingale lower half-plane lower half-space lower heating value lower heat value coal lower hemisphere lower-he-sea point lower homology lower hybrid frequency lower hybrid oscillation lower hybrid wave lower index

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。