The paper analyzes the significance and present situation lunching comprehensive survey of agricultural geo-chemistry.
文章分析了开展农业地球化学综合调查的意义和农业地球化学综合调查工作的现状。
The present situation and the significance of developing and utilization of rejectamenta after apple juice process were introduced in this paper.
介绍了国内外苹果汁加工废弃物的开发利用现状，阐明了苹果汁加工废弃物综合开发利用的意义。
This paper describes the present situation of the urban_rural discrepancies in China, analyzes the significance of reducing the differences, and proposes some approaches to reduce them.
本文简要介绍了目前我国城乡差别现状，进而分析缩小城乡差别在现阶段的重要意义，最后对如何缩小城乡差别提出了建议。
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