冬季灌溉 的英文怎麼說
中文拼音 [dōngjìguàngài]
冬季灌溉
英文
winter irrigation-
There is an annual movement of salt with water in coastal solonchak in liaoning as follows : the thawing - evapo - salinization period in spring, irrigation - leaching - desalting period in rice growing season from may to september, evapo - salinization period again in late fall and relatively stable period in winter
遼寧沿海鹽土中鹽分每年隨水移動如下：春季為凍融-蒸發-鹽化期， 5 ~ 9月為灌溉-淋洗-脫鹽水稻種植期，晚秋為蒸發-鹽化期，冬季為相對穩定期。Experimental research on water use efficiency of winter storage irrigation in drought district
乾旱缺水區冬季儲水灌溉水分利用效率試驗Men were at work here and there - for it was the season for taking up the meadows, or digging the little waterways clear for the winter irrigation, and mending their banks where trodden down by the cows
男工們正在四處幹活因為現在是修整牧場的季節，或者把草場上的一些冬天用來灌溉的溝渠挖干凈，把被奶牛踩壞的坡岸修理好。In this paper, based on the tracing field infiltration tests into frozen and unfrozen soils with three species of soil texture and eight species of soil structure in seasonal frozen soil regions during three overwinters, the basic infiltration characteristics, reduction infiltration mechanism and major factors influencing soil infiltration characteristics are studied all - sidedly and systematically. to master frozen soil infiltration characteristics and supply scientific directions for winter irrigation
本文基於季節性凍土區田間三種質地、八種結構歷時三個越冬期的凍土、非凍土入滲跟蹤試驗，全面、系統地研究了凍融土壤的入滲特性、阻滲機理和影響凍融土壤入滲特性的主要因素，掌握凍融條件下土壤水分入滲特性，為冬灌及農業節水灌溉提供科學依據。In the research, the infiltration characteristics of frozen soils and the characteristics of winter irrigation flow are studied all - sidedly and systematically in order to guide agricultural winter irrigation, but there a lot of work to do on the program for the complexity of the researched problem and the finiteness of research method and means in many aspects the problem has not yet been resolved or the research only stays on a level of qualitative investigation. due to writer ' s poor knowledge, there must be some faults and shortcomings in the paper
本研究以指導農田冬季灌溉為主要出發點，對越冬期間的土壤入滲特性進行了較為全面深入的研究，但由於問題的復雜性和方法手段的有限性，許多方面的問題還未得到解決或者還停留在定性研究的水平上，加之本文作者的能力有限，文中定會存在一些缺點和錯誤，敬請各位學者和專家批評指正。分享友人