energy head 中文意思是什麼

energy head 解釋
能量水頭
  • energy : n. 1. 干勁,活力。2. (語言、行為等的)生動。3. 〈pl. 〉 (個人的)精力;能力。4. 【物理學】能,能量。
  • head : n 1 頭,頭部,首。2 頭腦,才能;智力,想像力,理解力。3 前部,上部;頂端,尖突部;船長;(書頁等...
  1. At yesterday s international mayors forum on sustainable urban energy development, the city fathers gleaned valuable experience from overseas experts and city governors about managing transportation systems. xu kuangdi, head of the chinese academy of engineering, yesterday urged city mayors to improve energy efficiency in buildings. they consume 30 per cent of the total energy in china, a percentage in keeping with its increased urban acceleration

    「城市,讓生活更美好」 ,上海以世博為契機,正從更高的起點審視城市發展目標,通過這項市民參與的活動,推動市內公共客運長途客運省際旅遊客車出租車等更新換代,使上海的公交車更人性化,更舒適更安全,讓這一城市流動風景線更加美麗。
  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量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合應用時的流態特性,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和效果,消力池內的流速、壓強特性,摻氣濃度分佈等水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  3. There are three main channels of energy that moves from the tailbone, up the spine and out the top of the head

    有3個能量的主要通道,從尾骨升起,沿脊柱上升並躍出頭頂。
  4. This laser poss characteristic : t he output power attains 500w ; laser energy instability less than 2 % ; laser radiation angle : about 3. 5mrad. design a sort of new - style laser cutting head, using this equipment can carry out trepanning and percussion drilling processing

    這臺激光器所達到的參數為:輸出功率達到500w ;激光能量不穩定度: < 2 % ;激光的發散角: 3 . 5mrad 。
  5. In many low head hydraulic structure, expecially canal system structure, we are used a dopting underflow energy dissipation

    在眾多的低水頭水工建築物中,特別是渠系建築物中的涵閘下游,多採用底流消能。
  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水頭、大泄流量情況時存在的一些水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,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,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水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;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,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水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. To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station

    大連市碧流河水庫供水工程取水頭部由引水渡槽、節制閘、進水閘、泄水閘等建築物組成。由於本工程場地條件限制,增設旁通管后布置非常緊湊,管道急轉角度大且轉彎距離較小,對于管內水流流態是否滿足要求,需要經過模型試驗進行論證,以確保工程的可靠性。旁通管具有上水與泄水要求,對其過流能力也要經試驗確定,為碧流河水庫增建旁通管設計提供依據。
  8. The value of correction coefficient of kinetic energy increases as a result. the water surface profiles of flume experiments are computed by three different methods : adjusting the local head loss coefficient, deduction of backwater area, and application of backwater expression

    隨后結合實測水位資料,通過採用調整局部水頭損失系數、扣除回水面積以及壅水公式等不同的水面曲線計算方法對實驗水槽一維水面曲線進行計算。
  9. In the leach - new protocol, the mainly improvement of the leach protocol exhibits as follow : for the sake of balancing the network load, the network choose the clusters based on the residual energy ; we take multi - hop communication between sensors instead of single - hop communication, which results in the reduction of energy consumption of clusters ; the new protocol finds the path to the cluster head with the minimum cost, using an algorithm similar to flooding to propagate the cost information and greedy algorithm to find the lowest cost link ; the algorithm for assigning tdma time slot reduces overall delays of network

    在leach - new協議中,對leach協議的改進主要體現在以下幾個方面:根據節點剩餘能量選擇簇頭,以平衡網路負載;節點間採用多跳路由,降低簇頭能量消耗;節點根據能量消耗的代價來選擇至簇頭的路由,通過擴散演算法來廣播代價消息,採用貪婪演算法來選擇能量消耗最小的路徑;採用tdma時隙分配演算法減少網路時延。最後,利用ns2模擬軟體進行驗證。
  10. Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced

    水力螺旋機技術的優點有:無需監控系統,可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ,運行穩定防磨損無需定期清潔,易維護對河道湖泊里的魚蝦無損害基礎工事少,安裝簡便無堵塞,無需隔欄裝置能量利用充分等。
  11. The degree of consistency change of sprinkler head and the o 8mm depression drip pipe with the change of pressure has been tested. the main conclusion of this study has been produced as follows : ( 1 ) the theory will be correct and notable benefit will be obtained through the utilization of the frequency changer in tube - well irrigation, spray irrigation and drip irrigation. ( 2 ) some energy saving effect of the frequency changer utilization in tube - well irrigation, spray irrigation and drip irrigation will be produced, 37

    本項目的研究內容主要包括變頻調速裝置在管灌、微噴以及大棚滴灌中的節能效果、變頻調速裝置對微噴和大棚滴灌均勻度的影響以及變頻調速裝置在管灌中進行「恆量變壓」變頻運行試驗等,同時,對微噴頭與中smm低壓插入式滴灌帶的灌溉均勻度隨壓力變化情況進行一r試驗研究。
  12. The burner head with energy on economy, high heat efficiency

    燃燒頭利用能量最經濟、熱效率高。
  13. " china s big challenge over the next 20 years will be a shortage of resources, especially an energy shortage, " zhang jianyu, head of the beijing office of the us - based non - governmental environmental organization environmental defence told china daily. he said the chinese government is facing up to the challenge and is working to develop the economy in a sustainable way. " china needs interaction with the rest of the world in order to achieve this model of development, " said zhang, who added china is playing an increasingly important role in international and regional organizations

    蘇州金之所以能在今年取得如此優異的銷售業績,是與公司「四著棋」分不開的:一是銷售系統有針對性地加強市場網路經銷商業務員服務站中心庫建設,穩定重點銷售區域,提升二級市場銷售管理水平,尋機開拓新的市場,推出「安全用心,服務貼心」的全新品牌主張,在全國20個省級地區舉行蘇州金「新形象,新產品」發布巡展推介活動。
  14. 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

    水力螺旋發電機同傳統的水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立方米秒的水體輸送容量和高達10米的水頭使其可以充分的利用水能,只要有1千瓦的能量也可以利用,運行效率遠高於渦輪機,且投資和運行成本低於渦輪機。
  15. The head of the international atomic energy agency is calling for north korea to allow international experts into the country to completely verify that a large cloud recently spotted over the country was not caused by a nuclear explosion

    國際原子能機構領導人呼籲北韓允許國際專家進入北韓,徹底證實最近北韓上空發現的蘑菇雲不是由核爆炸引起的。
  16. A device for converting energy form one form to another. in relation to computers, the term is applied to a read / write head, to detector of sector marks in a magnetic disc system, and to electronic / sonic pulse converters of delay line memory

    把能量從一種形式轉換成另一種形式的裝置。在與計算機有關時,這個術語用在磁盤系統中的讀寫磁頭、扇面標記的檢測上,以及用在延遲線存儲器的電子或聲波脈沖變換器上。
  17. Head company of shougang entirely carried out the scientific concept of development, insisting on the building opinion for “ the protection of the ecological environment, the circle of energy and highly efficiency of economy ”, on such a sands and barren waste areas, to build up a united / joint inteprise of model metal

    首鋼總公司全面落實科學發展觀,堅持「生態環保型、能源循環型、經濟高效型」的建廠理念,在一片沙石荒灘上,建設了一座現代化的鋼鐵聯合企業。
  18. 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,摻加適量改性劑,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.用於水處理中,具有表面性狀好,截污能力強,過濾水頭損失小,反沖洗耗水量低,化學穩定性和生物學穩定性好,使用壽命長的特點.陶粒濾料是一種能增加水產量,提高出水質量,節省藥劑和能耗的新型高效過濾材料
  19. In order to show the potential of this area, the government of jinshui district will build west of jinshui road to the head economy road which gathers all kinds of factor resources and emphasizes on business building and establishment, which will be sure to inject the business chance and economic energy

    為充分展現該區域潛力,金水區政府將把中州大道西側打造成以商務樓宇和商業設施為主的匯集各種要素資源的總部經濟大道,勢必給城市發展帶來無限生機和經濟活力。
  20. The group enterprise forms with the head - jiangsu jingming environment protection engineer company ltd. and the subordinate - changshu city jingming garment wash co. ltd, changshu city changyin investment assurance co. ltd. changshu city immortal material trade co. ltd. and cixian jingming wash city development co. ltd. energy saving and environment protection is the subject of the group enterprise and the subordinate companies

    集團公司以江蘇景明環保科技集團有限公司為頭,下屬常熟市景明服裝水洗有限公司,常熟市常銀投資擔保有限公司,磁縣景明水洗城開發有限公司,常熟市永生物資貿易有限公司。集團公司及其下屬企業,都是圍繞環保節能這一主題,主要開展以下主要業務:
分享友人