“agriculture in Huang-Huai-Hai region”的概念、定义、翻译、参考文献-科学参考

单词	agriculture in Huang-Huai-Hai region
释义	agriculture in Huang-Huai-Hai region 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	additive class of sets additive coboundary additive color additive color mixing additive color mixture additive colour mixture additive composition additive composition law additive congruence additive congruential method additive constant additive construction robotics additive content additive Cousin problem additive covariant functor additive decomposition additive difference equation additive difference scheme additive dimerization additive divisor problem additive duality additive effect additive factors method additive family additive filter

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