灌水區 的英文怎麼說
中文拼音 [guànshuǐqū]
灌水區
英文
chatterbox-
The method of close water test has been used for a long time, so richer experience has been achieved. however, it not only takes pains and time, but also consumes raw materials during the close water test because of miscellaneous working procedures such as bricklaying in the two ends of pipe, water - repellent layer plastering, maintaining and water offletting, brick - block backouting after the test, especially in the region short of water and some drainage pipe with prop - pipe construction. in order to satisfy the fast development of municipal construction, new detection methods should be developed
閉水試驗方法因其應用時間較長,目前已積累了較豐富的經驗,但在閉水試驗時,管道兩端砌築磚堵、抹防水層、養護、灌水浸泡,以及試驗后的放水、磚堵拆除等繁雜工序,不僅費工、費時,而且消耗原材料,尤其是在缺水的地區以及頂管施工的無壓管道,這些矛盾更加突出;因此,為滿足迅速發展的市政建設需要,有必要探索新的檢測方法,閉氣試驗就是其中一種,但是閉氣試驗目前還不完善,有待于進一步深入研究。In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。Rice, one of the three major crops in the ningxia irrigation area of yellow river. is widely planted. the traditional irrigation techniques of rice are flood irrigation and deep storage. which need more water consumption and have higher application volumes. with the increase in population, the development of industrial and agricultural production and the uniform catchment agreement for the water resource of yellow river, the supplying and demand contradiction of the water resources in ningxia is more evident, then drang is presented for developing water - saving and efficient agriculture
近年來,水稻節水控灌技術在寧夏引黃灌區推廣后取得了顯著的經濟和社會效益。但如何確定節水控灌技術是現有條件下適合寧夏引黃灌區特別是鹽堿耕地的水稻種植先進灌溉技術,如何確定鹽堿地的淋洗水量及灌水模式,探索節水控灌技術在鹽堿地的適應性,研究水稻節水控灌技術增產機理,對進一步推廣水稻節水控灌技術及改良、開發鹽堿地和鹽堿荒地具有重要意義。And then, the irrigation performance including irrigation efficiency, application efficiency and distribution uniformity were evaluated by using infiltration parameters and soil parameters. the results indicate surge furrow irrigation is suitable to hilly mountain areas
利用入滲參數以及田間基本參數,對灌水質量:儲水效率e _ n 、灌水效率e _ a和灌水均勻度e _ d進行了評價,評價結果表明在丘陵山區適宜進行波涌灌溉。At the sight of the vehemence of the building lord, i feel that the building lord infuses the water in the community together of that has the hypostatic difference for small bludger
一看到樓主的氣勢,我就覺得樓主同在社區里灌水的那幫小混混有著本質的差別!In situ field dynamic monitoring results of soil moisture of three types of greenbelt in tianjin economic development area, including bentgrass, tall fescue and paulownia, showed that the seasonal and vertical dynamics of soil water is the basis of water - saving irrigation
本文採取原位動態觀測和室內分析相結合的方法研究天津開發區本特草坪、高羊茅草坪和泡桐行道樹的節水灌溉指標,如灌溉飽和點與補償點、灌水定額與周期等。Then, how should we determine the average amount of dripper in little irrigation district ? an operational measure is to make average pressure position of drip line certain and determine the flux of emitters in average pressure position
在灌水小區內,能夠準確及時的測定灌水小區內灌水器的平均灌水量,才能精確控制灌水小區的灌水量。An experiment has been conducted for investigating the rule of water consumption with three species of turfgrasses : kentucky bluegrass ( poa pratensis ), perennial ryegrass ( lolium perenne ), and tall fescue ( festuca arundinacea ) ; two kinds of irrigation water resources : tap water and sewage effluent ; and two kinds of irrigation methods : subsurface dripping irrigation and subsurface leaky pipe irrigation
本研究以三種典型的冷季型草坪草草地早熟禾、多年生黑麥草、高羊茅為供試草種,以自來水和經過砂過濾和沉澱處理的城市居民社區的生活污水為灌溉水源,採用地下滴灌和滲灌兩種灌水方法,通過田間對比試驗,探討了污水灌溉條件下草坪草的耗水規律。The evapration of water area is calculated by et0 multiplied by kc ; and then the evapotranspiration estimation models for other categories ( singular underling surface ) are presented ; based on bare soil and dense grass models the evapotranspiration estimation models for partly grass covered surface is presented combined with vegetation fraction data. it is feasible and logical each categories using singular way and mean, the result of regional evapotranspiration over south ningxia is given
將水體單獨處理,由參考作物蒸散乘以比例系數直接計算得出水體蒸發;建立了4種單一類型下墊面(裸地區、草地完全覆蓋區、喬木林區、灌叢區)蒸散計算模型;對混合下墊面(草地?裸地區)區域蒸發(散)計算方法使用裸土和草地完全覆蓋蒸發(散)計算模型,然後結合植被覆蓋度給出。This message center for the visitor publication to the home station opinion idea, fills the water district by no means
本留言板為訪客發表對本站的意見想法,並非灌水區!As they were situated directly in the proposed reservoir site, they were resettled in tai long wan, a western coastal area of lantau island and a resettlement area in tsuen wan. others, whose land was included as part of the catchment area, or affected by the construction of the catchwaters, faced a different situation. among them, the residents of pui o including lo wei village and sun wei village, ham tin, law uk, san shek wan, upper cheung sha and lower cheung sha village, tong fuk and shui hou village suffered from disturbance to their natural water supply
一些被興建引水道影響或被辟為集水區的村落,如貝澳老圍村、新圍村、咸田村、羅屋村、散石灣、長沙上村、長沙下村、塘福村及水口村,原來流經村落的河流及地下水源,因主要水流被引水道堵截,農田無足夠水灌溉,早造開耕嚴重不足,居民須往他鄉運水,以應付日常生活急需及維持灌田。( 1 ) the actual amount of water used to irrigate in the filtration irrigated area was reduced by 58. 15 % to 81. 63 % compared with the general irrigated area, and the ultilization ratio of the moisture content increases by 50. 5 % to 81. 7 %
綜合考慮灌水量與產量的合理成本效益比和旱區的缺水問題,優先採用灌水量為133 . 33mm的滲灌。水分利用效率達到23 . 1kg mm ? hm ~ 2 ,實際灌水量比漫灌區下降了69 . 88 ,效果明顯。A experiment on the water movement rule of the soil had been done before the field experiment, and then four irrigation regimes were placed in it, that is to say, three sub - irrigated areas hi contrast to a general irrigated area
在大田試驗前,做了滲灌土壤水分運動規律試驗,然後,在大田試驗中設置了四個處理,即:三個水平滲灌區和一個漫灌區對照。結果表明: ( 1 )滲灌區的實際灌水量比漫灌區下降了58 . 15 81 . 63 。After the observation and analysis on the uniformity coefficient of irrigation and the distribution of soil moisture under each different treatment, a result was got that 35cnrs embedded depth is comparatively appropriate for vegetable cultivation for the high uniformity coefficient and the vegetable cultivation for the high uniformity coefficient and the concentrated distribution of irrigation water in the main root zone
通過對各處理灌水均勻度和土壤水分分佈的觀測、分析,認為滲灌管埋深35cm時對蔬菜栽培是比較合適的。此時灌水均勻度高,灌溉水大部分分佈在蔬菜主要根系區。Some envisions of reformation irrigation district in beijing
西寧地區草坪灌溉制度與灌水技術的確定Water resources management system is one of key factors to restrict high efficient use of water resources, self - financing irriagation and drainage district is a new - type model on water resources management in countryside, distribution and engineering management generalized by world bank in china, by constructing water supplying company or water supplying units and water using association, establishes water supplying, using water, engineering management systems and institutions according with economic mechanism oriented to marketing to realize self - financing and good cycle, high efficient use of water resources, good running of engineering, so that it promotes sustainable development of middle - small irrigation works and irriagation district
水資源管理體制是制約水資源高效利用的關鍵因素之一。經濟自立灌排區( sidd )是世界銀行在我國推廣的一種新型的農村水資源管理、分配及工程管理的新模式,它通過組建供水公司( wsc )或供水單位( wso )和農民用水者協會( wua ) ,建立符合市場經濟機制的供水、用水、工程管理體系和制度,實現灌區的經濟自立和良性循環,實現了水資源的高效利用和工程的良性運行,使農村中小型水利工程和灌區能持續發展。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Everybody ' s support that can ' t leave until today in development of pouring water area and dedicating unselfishly
灌水區發展到今天都離不開大家的支持和無私奉獻!Based on the experiment studies, the study on water and solute transport in sandy soil under reclaimed water irrigation was made, the result can give some reference for the effect on soil solute transport and soil environment under micro - contaminated water irrigation
摘要以寧夏回族自治區大武口市森林公園的含礫砂土為研究對象,通過室內試驗,對中水灌溉條件下砂礫質土壤在不同灌水量、多次連續灌水、降雨淋洗等不同來水條件下水分、污染物運移的規律進行了初步的研究,為微污染水用於綠化灌溉對砂礫質土壤中污染物運移及累積的研究提供科學依據。Experiential coefficient method for hydraulic design of micro - irrigation unit
微灌灌水小區水力設計的經驗系數法分享友人