排灌系統 的英文怎麼說
中文拼音 [bèiguànxìtǒng]
排灌系統
英文
drainage and irrigation system-
The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product
本廠專業設計生產製造各種氣瓶檢驗成套設備（無縫，溶解，乙炔，液化石油氣，天然氣等氣瓶） ，各種氣體充灌臺，匯流排及充灌夾具;不銹鋼四氟軟管，工業氣體（充裝）集裝箱，現代化工業廠房集中供氣系統及輔件:減壓器，安全閥，分配箱;以及標準氣體，混合氣體，特種氣體，高純氣體的配置工藝裝置;自動化切換，自動配比裝置;各種氣體閥門及配件，氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品Forestry machinery - portable chain - saws and brush cutters - exhaust system - caused fire risk
林業機械便攜式油鋸和割灌機易引起火險的排放系統In the excavating process of the left bank, such methods as concrete embolism, consolidation grouting > cable strengthening and bailing shoud be used when the fault f5 is round. on the right bank, the system anchorage and bailing methods shoud be used. it is surgested that the prestressed cable shoud be used to deal with the deterministic blocks. and the prestressed anchor to the undeterministic blocks
左岸拱肩槽邊坡在開挖施工至斷層f5附近時，要使用混凝土栓塞、固結灌漿、錨索加固及排水等措施以防止巖體失穩。右岸拱肩槽邊坡開挖過程中要採取系統錨固及排水防滲等措施，以防止個別潛在不穩定的邊坡失穩。On the point of system, this paper mainly studies the optimal distribution of load in the machines of irrigation and drainage pumping station, the mathematical model and it ' s solution are studied among the machines in pumping station with two types of axial pump : full regulation or semi - regulation. this paper also studies the problems of the optimal day - operation of pumping station and the economical operation of grading pumping station. at the end, jiangdu pumping station is taken as a practical example to show the theory on economical operation of irrigation and drainage pumping station
本文從系統的觀點出發，以排灌站機組間負荷的優化分配研究為主，分別對全調節和半調節軸流泵兩種泵型的排灌站機組間負荷優化分配的數學模型及其求解方法進行了研究，同時對排灌站最優日運行方式及梯級泵站的經濟運行也進行了初步探索，最後以江都排灌站為例，建立了排灌站經濟運行的實用模型。Abstract : this paper discusses the method of adjustable speed driving with bi - directional power transferring converter for motors used in draining and irrigating pumps, a control strategy is proposed to realize super / hyper synchronous speed running with ac - ac converter, and a design for the driver is given based on 16 bit micro - controller
文摘:針對農用電力排灌站電機調速改造問題，討論了雙饋調速實施方案，提出了採用交交變頻實現超/低同步調速的一種控制方法，給出了以高性能16位單片機為核心的雙饋調速控制系統軟硬體設計The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions
描述:探討農業耕地的水澇問題；灌溉導致的土壤鹽堿化；地表灌溉；地下水的再利用；地下水水力學；雨水與水流失的關系；淺地表排水；土壤開墾及水澇，酸性，堿性土壤的改良；片段線形回歸和累積頻數分佈的統計分析等。Measurements of rainfall and water loss as a result of evaporation are essential for various applications in connection with water resources planning, drainage design, water quality control, reservoir design and operation, irrigation as well as hydrological forecasting and flood control
量度雨量及因蒸發作用而引致水的損耗非常重要，所得結果可以應用於水利資源策劃排水系統設計水質控制水塘設計和管理灌溉水文預報及防洪等。Hydrometeorology is concerned with the study of these atmospheric processes which affect the water resources of the earth and which are of interest to the meteorologist and the hydrological engineer. measurements of rainfall and water loss as a result of evaporation are essential for various applications in connection with water resources planning, drainage design, water quality control, reservoir design and operation, irrigation as well as hydrological forecasting and flood control
水文氣象的研究范圍包括所有影響地球水利資源而氣象學家和水文工程師又有共同興趣的大氣過程。量度雨量及因蒸發作用而引致水的損耗非常重要，所得結果可以應用於水利資源策劃、排水系統設計、水質控制、水塘設計和管理、灌溉、水文預報及防洪等。On the theory and method of farm hydrodynamics and hydrology and water resources system engineering, the paper covers three topics study about the techniques of farm draining ( topic one ), and soil moisture measuring and forecasting and drought preventing inforwaton system ( topic 2 ), and water resources optimal allocation ( topic 3 ), in the light of the flood and the drought and the shortage of water resources in the north of anhui province
本論文採用農田水動力學、水文學、水資源系統工程的理論和方法，針對安徽淮北地區水旱災害頻繁和水資源緊缺現狀，進行了農田排水技術、墑情監測預報和抗旱減災信息系統和農灌區水資源優化配置技術等一體化研究。Standard practice for sealing lateral connections and lines from the mainline sewer systems by the lateral packer method, using chemical grouting
用化學灌漿的側向灌漿機法密封測量連接件和主要排污系統管線的標準實施規程A series of products made by skysea company are widely applied to industries such as severely - polluted sewage discharge in factories and businesses, sewage discharge of residential areas, civil air - defense drainage station, hospitals, farm irrigation, printing and dyeing, equipment cooling, food, environmental protection, chemical engineering, petroleum, pharmacy, mining, paper making, power plant, coal and oil processing, steel, shipbuilding, ceramics, leather manufacture, drainage system of city sewage disposal, municipal engineering and construction field. they have got a favorable reception from clients
天海系列產品被廣泛應用於工廠商業嚴重污染廢水排放、住宅區的污水排放、人防系統排水站、醫院、農田灌溉、印染、設備冷卻、食品、環保、化工、石油、制藥、采礦、造紙、電廠、污水排放、煤油加工工業、鋼鐵工業、造船工業、陶瓷工業、製革工業，以及城市污水處理廠排水系統，市政工程，建築工地等行業深受客戶好評。This can be done by converting to water - conserving irrigation systems ; taking the poorest and steepest lands out of production ; switching to less - thirsty crops ( which may require changes to government subsidies for certain crops0 ; implementing proper agricultural land drainage and soil management practices, and reducing fertilizer and pesticide use
可行的方式是改變水保持的灌溉系統；讓貧瘠陡峭的地解除生產，掌握少旱作物（可以要求將政府津貼抵代某些作物） ；執行更合適的農業土地排水及土壤經營機制，以及減少肥料與殺蟲劑的使用。It focuses on designing and selling complete systems of ductile cast - iron pipes for drinking water, irrigation, wastewater drainage and rainwater drainage ; pipe systems for industrial general circuits ; pipe systems for fire prevention ; full ranges of valves, sprinklers and connectors for water and purification systems ; fire prevention and irrigation devices ; complete cast - iron pipe systems for building industry wastewater and rainwater drainage ; and roadworks components made of steel and ductile cast iron and steel for accessing pipe systems water supply, wastewater drainage and telecommunications
其主要業務是設計並銷售全套球墨鑄鐵管道系統，用於飲用水，灌溉，廢水排放，雨水排放工業，工業水系統，消防管網系統，水及凈水系統所需各類管件及高壓介面，消防及灌溉用各類管件，建築工業用管道系統系列廢水及雨水排放，道路工程用各類配件井蓋等。Facing to the reduction of the water diversion from the yellow river for hetao irrigation district inner mongolia autonomy, and giving attentin to agriculture production and improvement of salinization, this paper researches optimization model of district water - saving irrigation water management. the paper also quests for the optimization model of crop irrigation system and the optimization irrigation strategy aiming at the short of water for agriculture. in order to save water and use water high efficiently, this paper researches the change regulation of irrigation system of spring - wheat that is the important crop in the irrigation districted establishes the multidimensional dynamic model of irrigation rules of spring - wheat. lt also makes the simulation model of salt leaching of fall irrigation rules during non - growing period, and sorts the elements influencing water - saving of irrigation system
在內蒙古河套灌區的引黃水量減少又要兼顧灌區的農業生產和土壤鹽漬化向良性發展的形勢之下，本文針對灌區內區域灌溉水管理的現狀，對灌區內區域節水灌溉水管理優化模型進行了研究。研究針對農業水資源短缺的現狀，在節水灌溉條件下，對作物的灌溉制度進行優化模型探索，尋求最優灌溉策略。全文圍繞節水與高效用水，綜合應用了系統分析、灌溉排水及節水灌溉的原理和知識，研究了灌域內主要作物春小麥的灌溉制度的變化規律，建立了春小麥灌水制度的多維動態優化模型；建立了非生育期的秋澆制度的鹽分淋洗模擬模型；對節水灌溉水管理的影響因素的重要性進行了排序研究。E associated works including at - grade roads, drainage, sewers, watermains, slope stabilization and protection works, traffic aids, street lighting, electrical and mechanical works, traffic control and surveillance system works, fire services main, irrigation system, hard and soft landscaping, fire hydrants and emergency crossing
進行相關的地面道路排水及污水渠輸水管斜坡鞏固護坡電氣及機械園景建築及種植花木緊急過路處工程設置輔助交通設備交通管制及監察系統裝設街道照明設備安裝消防水管街井頭灌溉系統。New - type water - saving irrigation equipment : complete equipment of highly efficient sprinkler irrigation and drip irrigation, sand prevention and control irrigation equipment, long - distance self - test control system of well group network in well irrigation area, key component and self - control system of water - saving irrigation equipment, microspray irrigation equipment, irrigation and drainage engineering equipment, various kinds of farm pumps, instruments and meters, and machinery of water - saving agricultural technique and agricultural engineering, etc
新型節水灌溉設備：高效噴灌和滴灌成套設備、防沙治沙灌溉設備、井灌區群井環網遠程自檢測控制系統、節水灌溉裝備關鍵部件和自控系統、微噴灌設備、灌排工程裝備、各種農用泵、儀器儀表、節水農業技術及農田水利工程機械等。Complicated hydrologic and geographic conditions, and the large scale of the xiaolangdi hydraulic project on the yellow river are introduced briefly. three desilting tunnels are designed to meet the requirements of flood control, sediment discharge and runoff regulation. according to the performance requirements of desilting tunnels, the tunnel lining down - stream of the grouting curtain is designed to be post - tensional prestressed lining. on the basis of investigation and research, experiements and analysis, the unbonded prestressing system is used. it is the largest unbonded prestressed tunnel lining project in the world, and the first one in china
簡介黃河小浪底水利樞紐復雜的水文、地質條件以及龐大的工程規模.該樞紐設計有3條排沙洞，擔負著泄洪、排沙、調節徑流和保證進水口不被泥沙淤堵的任務.根據排沙洞的水庫運用要求，灌漿帷幕下游排沙洞洞身段設計為混凝土后張預應力隧洞.通過大量的調研、試驗、分析論證，在施工前確定該預應力方案選用無粘結預應力系統，成為目前世界上規模最大的無粘結預應力隧洞襯砌工程，在國內尚屬首例To protect the streams and the marine water quality, a closed low flow drainage system is proposed and golf course runoff will be eventually diverted to the existing reservoir for irrigation purpose
3 . 20為了保護溪流和海洋水質，建議興建一個密封低流量的排水系統以將高爾夫球場的徑流分導去現有用以灌溉的蓄水庫。The south florida water management district ( sfwmd ) is a regional agency of the state of florida, and is charged with managing and protecting water resources of the region by balancing and improving water quality, flood control, natural systems and water supply
描述:南部佛羅里達水資源管理管區是佛羅里達的一個州的地區代理，具有委任計劃、發展、保持、操作、管理和監控環境可持續發展的責任，指導大眾接受灌溉和排水系統的科學方法。The prevention and suggestion is brought up, it is important for a good drain system for preventing soil secondary salinization, it can lowerer the underground water lever and ejecter the soil salt in order to adapt to douche and drain
為了防止土壤次生鹽漬化，良好的排水系統是非常重要的，它可以降低地下水位和排出土壤鹽分，做到灌排配套。分享友人