水分与氮素是农业生产实践中对作物生产影响最大的两个因素，在作物生长过程中二者的相互关系一直为人们所关注。
Water and nitrogen are the most important two factors for crop production in agriculture practice. Continuously, people paid close attention to the relationship between two factors.
非农业安置方式是在水电工程农村移民工作的实践中应运而生的。
With the rural resettlement from the reservoir continuously fulfillment in hydropower engineering, the non-agriculture resettlement way emerges with the tide of The Times.
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