“黄淮海地区农业”的概念、定义、翻译、参考文献-科学参考

单词	黄淮海地区农业
释义	黄淮海地区农业 Encyclopedia 管理学〔区域农业〕释 agriculture in Huang-Huai-Hai region黄淮海地区农业黄淮海地区生产农产品的社会生产活动。黄淮海地区即黄河、淮河、海河流域内的冲积平原及毗连的山地、丘陵，其地北枕长城，南抵桐柏山、大别山北麓，西倚太行山和豫西山地，东出渤海和黄海。
随便看	ergodic equivalence relation ergodic flow ergodic hypothesis ergodic in mean ergodic in square ergodicity ergodicity of Markov process ergodic matrix ergodic measurable transformation ergodic measure ergodic motion ergodic problem ergodic process ergodic property ergodic set ergodic source ergodic state ergodic statistic ergodic theorem ergodic theorem in mean ergodic theory ergodic transformation ergograph ergometric ergometrine

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。