能量水頭 的英文怎麼說

中文拼音 [néngliángshuǐtóu]
能量水頭 英文
energy head
  • : 能名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 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...
  • 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
  • 水頭 : waterhead; head; flood peak水頭落差 head fall; 水頭坡降 water table gradient
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車時距和可回車車時距的臨界間隙值,為定性和定分析雙車道公路通行力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合應用進行了大的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩的動壓強及空化特性,齒墩設施與消力池聯合應用時的流態特性,消力池的力計算,消的估算及其各種影響因素,消機理和效果,消力池內的流速、壓強特性,摻氣濃度分佈等力學問題,並提出了實現附加射流齒墩設施的力設計方法和步驟。
  3. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光,分別準備2個焦距不同的鏡片切換,通過轉換不同的聚焦鏡來分別讀取dvd和cd ,它的外形看起來與雙的sony相似,因為只看到二組聚焦鏡,激光在內部看不見。他讀取信號質較高,但由於要轉換聚焦鏡,所以成本屬于中等平,認盤速度較慢,同樣隱含的機械故障率比較高。
  4. Convection is heat transfer by mass motion of a fluid such as air or water when the heated fluid is caused to move away from the source of heat, carrying energy with it

    對流是傳熱集體議案的流體,如空氣或,當加熱流體是造成搬離努力從源上的熱,進行與它。
  5. But now it ' s urgent to adopt new methods for calculating the head loss of regional drainage due to some factors such as long length, large flow quantity and probable strong topographic change

    由於存在管線長、流大以及區域地形變化幅度可較大等因素,建設區域排系統需要採用新的方法較為準確地計算損失。
  6. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高、大泄流情況時存在的一些力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高( 252m ) 、大泄流( 1400m ~ 3 s )條件下旋流式豎井中的流運動特徵進行了比較全面的測,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消機理進行了探討,對豎井各部分的消力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井流總摻氣估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高、大流條件下,豎井空腔段下部流速很高,盡管流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  7. The hybrid density functional theory at ab initio level was applied to study solvent effects on geometrical structures, charge distribution, and solvatochromic shifts of 4 - nitro - buta - 1, 3 - dienylamine molecule

    摘要在從計算的平上,利用雜化密度泛函理論研究了溶劑對4 -硝基1 , 3 -丁二烯基胺分子的幾何結構、分子內的電荷分佈和電荷轉移態的漂移的影響。
  8. The improvement on selection of cluster head : considering the remaining power and power consumption in transmission of candidate cluster heads, the valve value is adjusted and a new cluster head selection mechanism is adopted

    選擇演算法的改進:通過考慮候選簇節點的剩餘平和它們傳輸時的消耗,對leach中的閾值t ( n )進行調整。從而採用新的簇選擇機制。
  9. Through the utilisation of this energy, which is left unused by nature, an energy source is tapped, with whose help a part of our energy requirements can be covered, which would otherwise have to be covered by fossil fuels. the excellent properties of the hydro - dynamic screw are its minimal disturbance to the environment, the environ - mental friendliness and long service life. a capacity of 0. 1 to 5. 5 cubic meter per second and a head up to 10 m, enables it to utilise hydrodynamic powers which are ruled out for turbines for reasons of cost

    力螺旋發電機同傳統的輪機和渦輪機相比具有優越性,其對環境的影響很低,環境友好且使用壽命長,而且高達5 . 5立方米秒的體輸送容和高達10米的使其可以充分的利用,只要有1千瓦的也可以利用,運行效率遠高於渦輪機,且投資和運行成本低於渦輪機。
  10. On the basis of analysis for recharge, flow - off and drainage of research area, the paper concludes that the main possible cause for the fall of water head is groundwater exploitation by comparing the curve of rainfall - time and the curve of observation heads of some observation well

    在充分分析研究區補給、徑流和排泄規律的基礎上,文章通過比較降雨歷時曲線、部分觀測孔觀測曲線得出開采是影響下降的主要因素。
  11. Ceramic grain filters ard made of refined pottery clays added with certain modifiers, and processed of grinding, mixing, shaping and high temperature sintering. they do not contain any substances that harmful to people or environment. they are hard and rough in surface, porous inside the structure, and have the advantages of high mechanical strength, large specific surface area and porosity. when used in water treatment, they behave a activated surface property, a great amount of pollutant entrapment, less water head loss in the filter bed, lower consumption of back - flush water, stable in chemical and gbiologic property, and long service life, ceramic grain filters is a new and efficient filter material to increase the water yield, upgrade the water quality, and save chemicals and energy

    陶粒濾料是以精製陶土為主要原料,摻加適改性劑,經粉碎,混練,成型和高溫煅燒而製成的,不含任何對人體和環境有害的物質.其表面堅硬,粗糙,內部疏鬆,多孔,具有機械強度高,比表面積大,孔隙率大的特性.用於處理中,具有表面性狀好,截污力強,過濾損失小,反沖洗耗低,化學穩定性和生物學穩定性好,使用壽命長的特點.陶粒濾料是一種增加,提高出,節省藥劑和耗的新型高效過濾材料
  12. One side, groovy cast steel flap valves increase the head loss, waste electricity, the other side, when flap valves close, it always delay time because of it ' s low proportion. the bump load seriously threaten the safety of pumping station. through the research and development of flap valve used in the renovation practices in the design of air - filled floating flap valve in no. 1 chuhe pumping station of anhui province, the working characteristics and design methods of air - filled floating flap valve are studied in this paper

    但在拍門運行使用的同時,又時常暴露出一些缺陷,主要有:一是常規的鑄鐵或鑄鋼拍門加大了流道的損失,特別是對于裝機容較大的排澇泵站,其電損耗相當可觀;二是拍門在自重下下落關閉時,往往由於過多考慮損失導致浮重過小而延誤閉門時間,致使體倒灌,再因緩沖裝置失靈導致閉門時門體對門框撞擊力很大,嚴重危及站身安全。
  13. The horizontal swirling flow internal dissipater tunnel being built in gongboxia power station will be the first one reconstructed from a diversion tunnel whose discharge reaches to 1000m vs and water head is more than 100m in china. its scheme ' s argumentation, test research and future apply will have important meanings to the design. research and engineering application of internal dissipation discharge tunnel with swirling flow, will powerfully promote engineering application of this new kind of dissipation mode, which may solve some high velocity problems in high dam construction and provide a engineering example for technological and economical augmentation in a diversion tunnel reconstruction. it is of theoretical and practical importance to promote hydraulic structure researches and development

    公伯峽電站右岸旋流內消泄洪洞是國內第一個泄達1000m s 、超過100m ,即將修建的旋流式內消泄洪洞,其方案的論證與試驗研究以及建成后投入使用,將在國內外旋流式內消泄洪洞設計、研究與工程應用中具有重要的意義,將有力的推動這一新的消形式在工程中的應用,從而為解決高壩建設中泄建築物的高速流問題與導流洞改建的技術與經濟問題提供工程實例,對推動與發展力學的研究與發展均具有重要的理論與實踐意義。
  14. Based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers

    結合魚劍口電站壩下消防沖試驗研究成果,對低壩樞紐寬尾墩的流特點、摻氣特性、寬尾墩對大壩泄流力和壩面壓力的影響以及寬尾墩的消效果等問題進行了初步探討,提出了合理地使用寬尾墩結合輔助消設施可有效地解決壩下覆蓋層深,地質條件差,抗沖力弱的低壩樞紐的消防沖問題,從而為具有低,大單寬流,低佛氏數特點的低壩樞紐泄洪消開辟了一條新途徑,可供有關低壩樞紐設計與試驗工作者借鑒與參考
  15. Moonhawk, who carved the crystal skull, says the spirit who asked for the carving said it is not a human shaped skull but like those of the pleiadians which is why it is longer and wider, and carries their energies

    他雕刻了骨,說他詢問雕刻的靈魂說它不是人形骨,只是像那些昴宿星人骨,這就是它為什麼更長更寬的原因,而攜帶他們的
  16. Abstract : based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers

    文摘:結合魚劍口電站壩下消防沖試驗研究成果,對低壩樞紐寬尾墩的流特點、摻氣特性、寬尾墩對大壩泄流力和壩面壓力的影響以及寬尾墩的消效果等問題進行了初步探討,提出了合理地使用寬尾墩結合輔助消設施可有效地解決壩下覆蓋層深,地質條件差,抗沖力弱的低壩樞紐的消防沖問題,從而為具有低,大單寬流,低佛氏數特點的低壩樞紐泄洪消開辟了一條新途徑,可供有關低壩樞紐設計與試驗工作者借鑒與參考
  17. It is frequently referred to as "pressure head" when expressed in terms of energy per unit weight of water.

    當以單位重的來表達時,經常看作為「壓」。
  18. It is frequently referred to as " pressure head " when expressed in terms of energy per unit weight of water

    當以單位重的來表達時,經常看作為「壓」 。
  19. When the water head and the flow are given, we can regulate the pump ' s blade mounting angle to control the discharge of pump in this pumping station that contains only one type of pump. we also can determine the number of running machines with machine ' s optimal combination. so we can reduce its energy consumption, and make it run optimally and economically

    和抽給定時,這類泵型單一的泵站,可以通過調節泵的葉片角度,控制泵的流,併合理確定開機臺數,通過機組間的優化組合,使整個泵站的耗最少,達到整體最優、經濟運行的目的。
  20. However, we seldom use this positive power because we are too weak and are usually dominated by the negative power. this is why we need a living master to help us turn on the tap of positive and almighty power. it is not working well now ; we can only get a few drops from it every day

    不過我們很少夠用到這個肯定的力,因為我們太軟弱了,都被否定的力控制,所以才應該有在世的明師幫我們開那個肯定的最大力,它現在故障,每天只有一滴一滴一滴這樣子,他把它修理好,一開就很多,用不完。
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