靜態水源 的英文怎麼說

中文拼音 [jìngtàishuǐyuán]
靜態水源 英文
static water su ly
  • : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 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...
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • 靜態 : [物理學] static state; quiescent condition; steady state; statics; dead level; akinesis; akynesis...
  • 水源 : 1. (河流發源的地方) headwaters; waterhead 2. (水的來源) source of water
  1. Firstly, the status of our nation ' s water resources, flood and arid hazards is overviewed to illustrate the necessity for study on dynamic control of flood season limited water level. disadvantages in traditional limitsd water level design, static control of limited water level design, static control of limited water level and fuzzy limited water level curve are pointed out, and mending methods for these are introduced. dynamic control and its key problems are analyzed hi next section. the allowable range of limited water level is determined, so as the allowable extreme risk index. the definition of extreme risk is re - illustrated, risk analysis methods in reservoir operation is discussed either. according to the definition of extreme risk rate, the allowable extreme risk rate of reservoir is systematically demonstrated with variant extreme risk indexes and flood season limited water level

    本文首先闡述了我國狀況和旱災害、說明庫汛期限制位動控制研究的必要性;介紹了傳統汛限位設計、汛限控制、模糊汛限位過程線存在的問題及其初步改進方法;分析汛期限制位動控制的方法及關鍵問題;進一步闡述了庫極限風險率的定義;根據極限風險率定義,詳細敘述了不同極限風險指標時、不同汛期限制位下起調,庫所能承受的極限風險率計算方法。然後,基於極限風險率計算方法,以白石庫為背景,研究「考慮壩體自身安全、考慮壩體安全與下游防護對象控制下泄流量的汛限位動控制的極限風險率」 。
  2. According to the water supply source used the mining area in bai yun, based on the mechanism of coagulation and flocculation, the feasibility of removing fluoride from water with the method of coagulation and filtration is studied through experiment. and several key parameters which affect defluorination are also analyzed. by using polyaluminum chloride ( pac ) as coagulant, the optimum ranges of the operational parameters are obtained

    本文根據白雲鄂博礦區飲用的供,以混凝機理為基礎,通過和動實驗,對用混凝過濾法除氟的可行性進行了研究,並對影響除氟因素的幾個主要參數進行實驗分析,得出了用堿式氯化鋁作為混凝劑進行實際運行時,參數最佳取值范圍。
  3. The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull

    本文的研究分為二個部分:首先利用frank匯法計算動力系數,計算包括不同吃時的附加質量和阻尼系數,吃范圍涵蓋了船舶大幅度運動時所有可能的吃;然後建立和求解船舶大幅度運動方程,在實際計算時一方面考慮了運動模之間的耦合,另一方面在計算動力時,考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的動力系數隨吃瞬時變化,浮力的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運動方程,並進行了載荷計算。
  4. This paper take comprehensive development project - " enrich farmers through water conservancy ( eftwc project ) " in pinggu district, beijing as an example or research area, to built up indexes system for evaluating such projects based on the analysis of the project ' s functions ; to evaluate the effects of eftwc project on the development of agricultural economy in research area with statistic analysis method, such as the theory of gray system and regression analysis method. the key points of this paper are focused on as following aspects : ( 1 ) the value of eco - environmental benefits of eftwc project in pinggu district is evaluated based on utility value theory and environmental economic methods such as equivalent substitution approach, opportunity cost approach, and replacement cost ap proach ; ( 2 ) the economic effects on investment are appraised with both static and dynamic cost - benefit analysis methods ; and ( 3 ) the effects of the eftwc project on the economy and society sustainability in research area are evaluated synthetically from three aspects : society development ability, economy development ability and resources and environmental capacity

    本文以北京市平谷區利富民綜合開發工程為例,在分析了利富民綜合開發工程功能的基礎上,建立了利富民綜合開發工程效益價值評估的指標體系;用灰色系統理論、回歸分析等統計分析方法進行了利富民綜合開發工程對平谷區農業經濟發展的影響評價;重點以效用價值論為理論依據,用等效替代法、機會成本法和重置成本法(恢復費用法)等環境經濟學方法,對平谷區利富民綜合開發工程生環境效益價值進行了評估;採用和動費用效益分析法進行了利富民綜合開發工程投資經濟效果分析;最後從社會發展能力、經濟發展能力和資環境承載能力3個方面進行了利富民綜合開發工程對平谷區經濟社會可持續發展能力的綜合影響評價。
  5. The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

    本文的實驗主要是在天津芥園廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后的cod _ ( mn )降低40 ,且可較好地控制濾后的嗅味和色度; 3 )初步確定粉末活性炭對原中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原中有機物的去除效果的影響:經5氨改性的活性炭可提高天津中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。
  6. Automatic water - measuring meter is the combinative production of traditional method and present cmos integration circuit technology. it consists of water - level sensor and mainframe circuit. on the basis of analyzing its application, this paper gives the design of mainframe circuit, including time circuit, time - sequence circuit, input - interface circuit, switch circuit and power circuit

    本文在分析cmos集成電路應用的基礎上,給出了自動量儀表主機電路的設計,包括定時電路、時序電路、輸入介面電路、開關電路和電電路的設計;其次,對位傳感器進行了研究,分析了位傳感器的工作原理、測量使用條件、動特性、特性以及位傳感器的率定、標定方法。
  7. 3. by the integrating analysis of static and dynamic factors and distributions of oil and gas, combined with the researches on the source rocks and their geochemical features, basin modeling, and chemic and dynamic features of underground water, the paper brought forward clearly that there are three petroleum systems in the upper triassic, which are t3x1 - t3x2 ( ! ),

    3 、通過對前述動、因素及油氣分佈規律的分析,結合烴巖分佈與地化特徵、油氣成藏模擬結果和化學、動力特徵研究,首次明確將川西前陸上三疊統-侏羅系劃分成三個油氣系統,即須一-須二(
  8. When the digital streaming video is transmitted on internet, it will be affected by the network, such as bandwidth, so the paper also deals with streaming video watermarking and its exclusive requirement. at the last chapter, an object - based watermarking algorithm has been presented. the watermarking algorithm for mpeg - 4 compression is devoted to address the influence from the rate scalability, based on static texture object in mpeg - 4 and watermarking in wavelet domain

    在此基礎上針對視頻與圖像的異同點,分析比較了圖像印和視頻印特點的異同,並且結合在internet上傳輸視頻時,網路自身的特性(比如帶寬資等)對視頻流產生的影響,以及這些影響對視頻流印技術的特殊要求,結合基於對象的視頻編碼標準mpeg - 4的特性,提出了在視頻對象中利用基於小波變換的印方案。
  9. With diversified teaching display, the center is divided into four major passive exhibition areas to introduce the development history of tap water and various water resources. there are also active games like multi - media interactive facilities, audio - visual facilities, bubble machine, water saving millionaire, etc, as well as experiment demonstration at the water fun corner, so as to tell you the preciousness of tap water

    這里有多樣化的教育展示,規劃四大展示主題,分別介紹自來發展歷程與各類而多媒體互動隨選視聽泡泡機節大富翁等動的游戲,以及趣味坊的實驗展示,讓您更了解自來得來不易。
  10. The key point is how to regulate and control water resources nowadays, in the real - time operation of reservoirs, the fixed limit water level is used, which results in great waste of water resources, so the study on dynamic control of the limit water level is crucial to enhance the water resources utilization in north china

    汛限控製造成洪的大量浪費,對北方流域汛期實施動控制汛限位是提高洪利用的關鍵。動控制汛限位決策過程中普遍存在大系統、多目標決策、風險決策、群決策等特點,研究這些特點對開展優化配置決策具有十分重要的理論意義與實踐價值。
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