未利用的水流 的英文怎麼說
中文拼音 [wèilìyòngdeshuǐliú]
未利用的水流
英文
unused flow- 未 : Ⅰ副詞1 (沒) did not; have not 2 (不) not Ⅱ名詞1 (地支的第八位) the eighth of the twelve ear...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 的 : 4次方是 The fourth power of 2 is direction
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 水流 : 1. (江河) rivers; streams; waters2. (流動的水) current; water flow; fluent; flow; [水文] stream current
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And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。In consideration of the crises of both the industrial water and the domestic water in the estuarial areas of the yangtze river caused by the decrease of the channel runoff and the intrusion of the sea water during the dry season in dry year, the concept, method and planning framework of the water resources allocation for the areas mentioned above along the main stem of the river are put forward herein based on the preliminary prediction of the future water demands by taking the water resources allocation therein during the dry seasons as the actual case in combination with the status quo of the water environment and water resources utilization concerned
摘要針對枯水年枯水季,因河道徑流量較少,鹽水入侵的頻率和強度顯著提高而引起的長江河口沿岸地區生產生活用水安全,文中結合長江口地區水資源利用和水環境現狀,以大通以下長江幹流地區在枯水季水量分配為實例,在初步預測未來河口地區水資源需求的基礎上,提出長江口地區水資源配置的思路、方法及方案框架。2 with the correlative analysis between the landuse structure and economic development, the main problems of landuse in youyang county are summarized as follows : ( l ) a large proportion of farmland are leanness, so the land quantity is bad ; ( 2 ) the forest vegetation is broken seriously, and the soil erosion is severe and the eco - environment is depravating ; ( 3 ) the number of land for water conservancy facilities is small ; ( 4 ) the proportion of town and transportation land is not accorded with landuse plan ; ( 5 ) land collocation is inconsequent ; ( 6 ) the land resources is plenty and a lot of land are not used but the land which can be opened up for farming
2通過對酉陽縣土地利用現狀結構與經濟發展的相關分析,總結了酉陽縣土地利用存在的主要問題有以下幾點: ( 1 )中低產田比例大,土地質量差; ( 2 )森林植被破壞嚴重,水土流失嚴重,生態環境惡化; ( 3 )水利設施用地較少; ( 4 )城鎮和交通建設用地欠賬大( 5 )土地資源配置不合理; ( 6 )土地資源總量豐富,未利用地面積大,耕地后備資源不足。Projections based on the predictions of gcms, including cccm, giss, cgcm2 and hadcm3 models, provided information on future climatic conditions, and then water temperature in the future can be predicted accordingly
在研究中利用cccm 、 giss 、 cgcm2以及hadcm3等大氣環流模式提供未來氣候變遷之下的氣候資料,進行未來氣候條件下的水溫模擬。To this area precipitation materials for many years, evaporate materials, surface flow materials, hydrometeorological materials, hydrogeological materials carry on exhaustive analysis, have analysed the state of water resource of the sand district, proceed from the heat of the earth ' s surface is balanced, water yield balanced basic theories, combine the amount of regional water resource set up of the materials, such as scene, hydrology, soil of the sand district, etc. and estimate models, have calculated the surface water, groundwater of this area, has carried on models to examine according to the real data, and has predicted to the state of water resource under different climate change scenes of future that analyse. have put forward the scheme that the water resource in this area utilized rationally, use the non - linear motive force model to predict the precipitation, utilize the materials of actual observation, the natural supply amount of calculating out groundwater of sand ground of balanced principle of the amount of water used at the same time, and can exploiting amount predict to groundwater, district of sand,
本文以寧夏半乾旱地區鹽池縣沙地水資源為研究對象,對該地區多年降水資料、蒸發資料、徑流資料、水文氣象資料、水文地質資料進行了詳盡的分析,分析了沙區的水資源狀況,從地表熱量平衡、水量平衡的基本理論出發,結合沙區的氣象、水文、土壤等資料建立了區域水資源量估算模型,計算了該地區的地表水、地下水,根據實際資料進行了模型檢驗,並對未來不同氣候變化情景下的水資源狀況進行了預測分析,提出了該地區水資源合理利用的方案,運用非線性動力模型對降水量進行預測,同時利用實際觀測資料,運用水量平衡原理計算出沙地地下水的天然補給量,並對沙區地下水可開采量進行預測。I have a dream. i hope i can speak good english. the foreign language corner will give me total confidence, and i love the foreign language corner
金誠石開,水滴石穿,相信只要我們用心聆聽,用心交流,一定能夠說一口流利的英語,滿懷信心地去迎接未來的挑戰。The article, divided into 3 periods, describes the history of the development of zhujiang river ' s waterway transportation, and gives us a true picture of zhujiang river ' s waterway transportation in the following aspects : societal economy of zhujiang river valley, present conditions of fairway, harbors, ships and supporting & guarding systems such as waterway transportation industry, communication, piloting, and etc. the main contents include the characteristics of zhujiang river ' s layout, the fulfillments of zhujiang river ' s waterway transportation and the quantities of passengers and cargoes that zhujiang river carried, laying emphasis on the conveyance method and characteristics of zhujiang river as a main and important waterway transportation channel, and introducing characteristics of the fairway layout of the zhujiang river, present conditions of fairway grading structure, layout characteristics of the harbors in zhujiang river valley, harbor ' s handling capacity & container harbor ' s present situation, and gross tonnage & layout characteristics of shipping capacity of zhujiang river valley, ships " technical conditions and transportation methods
論文分三個階段論述了珠江航運發展的歷史沿革。從珠江流域社會經濟、航道、港口、船舶,以及水運工業、通訊導航等支持保障系統等方面論述了珠江航運的發展現狀,分析了珠江水系河流分佈特點,珠江航運生產,客貨運輸量,並重點論述珠江水系水運主通道和重要河道的運輸方式和運輸特點;珠江航道分佈特點、航道等級結構現狀;珠江水系港口分佈特點、港口吞吐量及集裝箱港口現狀;珠江水系船舶運力的總量、結構及分佈特點,船舶的技術狀況、運輸方式等。論文分析了珠江航運發展存在問題及制約因素,珠江航運發展存在的主要問題,一是內河航運建設資金投入不足;二是水資源未得到綜合利用;三是航運管理體制不順;四是技術裝備落後,限制了內河航運優勢的整體發揮。That, as the mainland government has, with effect from 1 april this year, strengthened its inspection and quarantine management system for vegetables supplied to hong kong, including designating supply farms, implementing label identification and lead - seal control, and regularizing certification and voucher management, etc, and such requirements will be extended to fruits and melons on 1 july and 1 october respectively ; furthermore, quarantine and seal identification measures for vessels carrying fresh water fish from guangdong province to hong kong have also been enforced since 1 may, so as to eradicate the smuggling of fish into hong kong ; however, the hong kong sar government has not yet made any complementary import quarantine arrangements, nor has it publicized the mainland government s new regulations to the public, hence making it possible for unscrupulous traders to exploit hong kong s import quarantine loopholes and bring unquarantined live and fresh food into the territory for sale in the market, thereby endangering the public s health, this council urges the government to expeditiously adopt measures to complement the mainland s new management regulations for food supplied to hong kong, and fully safeguard the safety standards of live and fresh food in the territory, including
保障鮮活食品安全譚耀宗議員動議下列議案:鑒于內地政府從本年4月1日起加強供港蔬菜檢驗檢疫管理制度,包括定點供應實施標識和鉛封管理,以及規范證單管理等,而有關規定將在7月1日及10月1日延伸至水果及瓜類食品另外,廣東省供港淡水魚的運輸船亦已從5月1日起實施檢疫封識措施,以杜絕走私魚流入香港,但香港特區政府尚未作出入口檢疫的配套安排,也未向?民宣傳內地政府的新規定,因此有可能讓不法商人利用本港入口檢疫漏洞,將未經檢疫的鮮活食品運入香港?場出售,危及市民健康,本會促請政府盡快採取措施,配合內地供港食品管理新規定,全面保障香港鮮活食品的安全水平,包括However, we ought to recognize that because of the low efficiency of our country ' s social circulation and the low level of the development of our country ' s logistics industry, there are still some problems for the application of the modern information technology as follows : ( 1 ) our application of the information technology is low - level ; ( 2 ) the application of the bar code is in advance, but its universal degree ca n ' t meet the demand of the development of the logistics ; ( 3 ) our application of the edi is very limited and the logistics information - sharing mechanism among the enterprises has not shape up ; ( 4 ) the network technology does remain in an initial stage ; ( 5 ) there are a few enterprises which are using various systems of integrated software for optimizing the disposition of the logistics operation
但是我們也應看到由於我國社會流通效率低下,物流產業發展水平還比較低,現代信息技術的應用還存在著以下幾個問題:一是信息技術應用水平較低,在物流方面的應用還比較少;二是雖然條形碼技術應用開展較早,但普及程度仍不能滿足物流發展要求;三是國內edi的應用范圍非常有限,企業之間物流信息的共享機制尚未形成;四是網路技術仍然停留在初級水平;五是國內利用各種系統集成軟體優化配置物流作業的企業還非常少。F ) to retreat cultivation 1. 467 million ha for reforestation or recovering grass. g ) attheend, to adjust the proportion of cultivated land, forest, grassland from 7 : 6 : 1 to 1 : 1. 4 : 1. 2, this proportion is reasonable ratio for land use structure. for getting the above strategy targets, we must handle of the following relations : a ) the relation between development and environment protection ; b ) the relation between population and land resources ; c ) the relation between construction and farmland protection ; d ) the relation between quality and quantity of farmland ; e ) the relation between land using and economy development ; f ) the relation between land exploitation and landscape worth maintaining, etc. for getting the above strategy targets, we must also adopt some good measures : a ) to control the construction occupying farmland ; b ) to use land intensive ; c ) to improve low - yield farmland ; d ) to make regional land resources distribution effective ; e ) to make comprehensive profit ; f ) to make family planning continually ; g ) to promote urbanization, etc. by carrying out these measures, land resources in shanxi province can be used sustainable
同時,論文對土地資源利用潛力和未來趨勢進行了科學推理,提出了山西土地資源永續利用的戰略目標:到2015年,全省耕地面積穩定在433 . 3萬公頃左右,基本農田面積保持在366 . 7萬公頃左右,保證糧食產量100億千克;各項建設用地控制在14 . 2萬公頃,其中佔用耕地在7 . 9萬公頃,土地開發、復墾、整理補充耕地10萬公頃,改造中低產田10萬公頃,治理水土流失面積1 . 13萬公頃,發展園林草地146 . 667萬公頃(含退耕還林還草99 . 2萬公頃、園地6 . 7萬公頃) ;經過長期努力,使林草地總面積達到865 . 6萬公頃,耕地、林地、草地比例由現在7 6 1逐步調節到1 1 . 4 1 . 2較合理的比例。Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上The calculated results of the model indicated that from year 2000 - 2020, the groundwater usage keeps a tendency of increase, while the amount of water introduced from yellow river is decreasing. this result is not only in favor of improving the eco - environment of yin - chuan basin, keeping the sustainable development of society and economy, but also play an important role in solving the problem of drying up of yellow river in downstream areas
根據模型的運行結果,直到2020年,在總用水量未超過區內水資源允許使用量的前提下,盆地內的地下水開采量呈增長趨勢,而地表水引用量則呈下降趨勢,這不但有利於銀川盆地生態環境的改善,保持當地社會經濟的可持續發展,而且對于解決黃河斷流問題也有重要的意義。However the extensive use of scientific technology has brought serious environmental issues to the mankind in the same time, such as the waste of resources, the exhaustion of energy, the loss of water and erosion of soil, the greenhouse effect, the environmental pollution of the earth and so on, which made people in the world have to face the living crisis that they had never met
與此同時,科學技術的廣泛利用也為人類社會帶來了嚴重的環境問題,如資源浪費、能源枯竭、水土流失、溫室效應、地球環境污染等,使人類面臨前所未有的生存危機。如何協調人與環境、環境保護和經濟發展的關系成為全球關注的熱點。This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved
本論文提出了一種利用預測估計的方法,對電力電子設備中的功率器件的某些主要狀態參量(如:溫度、電壓和電流)進行測試、估計並預測,從而得出未來的運行狀態;然後據此判斷該功率器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。The capsim model, originally developed by the center for chinese agricultural policy research of the chinese academy of sciences, is the first and most comprehensive model for chinese food demand, supply and trade analysis at the national level. the podium model, developed by the international water management institute, is a tool for accounting of water resources at the basin level. capsdvi - podium has been used as a tool in this paper for analyzing food security and water balance scenarios of china in 2020 based upon the database about food and water situation at the national level, provincial level, basin level and county level, hi accordance with such analysis, this paper puts forward policy recommendations for irrigation diversion of water, regional distribution of agriculture and food security
因此,論文將糧食需求和生產、灌溉需水和水資源保障緊密的聯系起來,在不打破水資源流域特性的基礎上,以全國和九大流域片為研究對象,通過利用全國、流域、省級、縣級統計資料和農產調查及專家訪談資料所建立的包含農業生產、糧食供求、灌溉用水和水資源等指標體系在內的中國糧食安全與水資源數據庫,以原來中國科學院農業政策研究中心( ccap )開發的以部門均衡理論為基礎的農業政策分析和預測模型( capsim )和國際水資源管理研究所( iwmi )開發的以流域水資源核算理論為基礎的水資源政策分析模型( podium )為依託,發展了capsim ? podium模型,利用該模型為工具,系統、全面地分析了未來全國和九大流域片的灌溉水平衡和糧食安全情景,在此基礎上提出我國灌溉用水、區域農業布局和糧食安全政策。In chapter 2, the decision - making process of the “ project of the heat - delivering system of yatai garden ( phase i ) ”, including studies on the spare blue print, selection of the final blue print and the decision - making results, was post - evaluated and analyzed. the limitation occurred during this process was pointed out and suggestions were provided by the authors for the future project management. the managements in the different period of project are interacted with each other, especially in the construction period
本文作者詳細跟蹤調查了亞泰花園一期供熱站項目的決策、實施、驗收及運行流程,並利用對比分析的方法,客觀、公正地評價了亞泰花園一期供熱站項目管理的全過程,總結了亞泰集團在該項目上的一些管理經驗,對未來亞泰集團項目管理水平的提高具有一定借鑒意義。According to this viewpoint the paper analyzes three aspects : rate, demand elasticity of money and elasticity of rate. and then the paper arrives at the co nclusion that china has not fallen into liquidity trap and monetary policy should have played its role. accordingly, some other reasons but liquidity trap make monetary policy ineffective
針對貨幣政策無效論,文章從利率水平、貨幣的需求彈性以及投資的利率彈性三方面進行分析判斷,得出我國經濟未陷入流動性陷阱的結論,即貨幣政策發揮作用的條件是具備的,導致我國貨幣政策反通縮乏力必然另有原因。分享友人