效用損失率 的英文怎麼說
中文拼音 [xiàoyòngsǔnshīlǜ]
效用損失率
英文
percentage of utility loss- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 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...
- 損 : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
- 率 : 率名詞(比值) rate; ratio; proportion
- 效用 : effectiveness; efficacy; efficiency; utility; usefulness; avail
- 損失 : 1. (失去) lose 2. (失去的東西) loss; wastage
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Following the research route of mend with study and development with creation, give the definition of risk and the methods of risk identifying, divide the risk attitude into risk loving, risk neutralism and risk avoiding, point out the importance of enhancing the risk consciousness for lightning hazard, and summarize the mechanisms of lightning hazard the theories and methods of risk assessment for lightning hazard. provide a set of risk assessment parameters for lightning hazard, which includes lightning times n, hazard probability p, hazard loss d, hazard risk r and protection efficiency e, and give the definition, decisive factor, value method and value scope of each parameter. establish a risk assessment model for lightning hazard which includes lightning hazard base module, lightning hazard probability module, lightning hazard loss module, lightning hazard accepted risk module, lightning protection cost module, correcting coefficient module, lightning hazard risk module, and lightning protection class and efficiency module
遵循借鑒改造和發展創新的研究思路,給出了風險的定義和風險識別的方法,將風險態度分為風險喜好型、風險中庸型和風險逃避型,指出了提高雷電災害風險意識的重要性,總結了雷電災害的作用機制和雷電災害風險評估的理論與方法;提供了包括雷擊次數n 、雷災概率p 、雷災損失d 、雷災風險r和雷電防護級別與防護效率e等5類基本參數的雷電災害風險評估參數體系,並給出了各個參數的定義、參數的決定因素和取值方法以及取值范圍;設計了包括雷電災害基礎模塊、雷電災害概率評估模塊、雷電災害損失評估模塊、雷電災害允許風險評估模塊、雷電防護成本評估模塊、校正系數模塊、雷電災害風險評估模塊、雷電防護級別與效率分析模塊等8個模塊的雷電災害風險評估模型,評估模型以iec61662的評估模型為基本參考,以雷災損失d為中心,把雷災風險劃分為經濟雷災風險r _ e和人身雷災風險r _ l ,並對r _ e和r _ l分開單獨處理。The initial low ift is very advantageous to enhance oil recoveries, petroleum carboxylat of compound surfactant play the sacrificial agent role in the process of absorption and reduced the sulphonate absorption loss
復配表面活性劑吸附過程中羧酸鹽起到了犧牲劑作用,降低了磺酸盆的吸附損失,復配體系的這些特點對提高驅油效率很有利。In the proposed method, the controller takes the buffer length as congestion indication, takes sources quality and bandwidth utility as object function so as to learn on line. as the controller outputs, the coding rate for input traffic sources and the corresponding user percentage are used to adjust the cells " arrival rate to the multiplexer buffer. compared with the previous method where cells " arrival rate is tuned only by the encoding rate and the encoding rates for all input traffic sources are regulated in a body, the proposed method guarantee that the quality of cells are optimal while cell loss rate is minimized, which means quality of service is guaranteed
在該方法中,擁塞控制器以緩沖區大小信元作為擁塞指示,以信源質量和帶寬利用率作為目標函數進行在線學習,控制器輸出包括信源編碼率及其對應的用戶數在全部用戶中所佔的百分比,即根據信源編碼率及對應的用戶百分數調整信源輸入流,從而克服了以往擁塞控制方法中僅僅調整編碼率帶來的對所有信源進行整體調整的缺陷,使控制系統在信元損失率最小情況下確保信源輸入流質量最高,從而有效地利用了網路帶寬。Precision pricing credit derivatives is its one of preconditions of exertion of efficiency of financial. pricing credit derivatives must at first choose the measure model of credit loss, default model of credit event, the model of rate of recovery payments and the uncertainty of mean of default rate. second, it is critic to choose one of structural model, intensity model and hybrid model for pricing credit derivatives
合理定價信用衍生品是其發揮金融效率的前提之一,定價信用衍生品必須首先考慮信用損失的計量範式、信用事件的違約範式、殘值率的模型化方式和違約率均值的不確定性等方面;其次,還要確定具體的定價模型方式:結構化模型、強度模型或"雜合方式" 。The following conclusions are summarized from this empirical study ; ( l ) the " expected pretax monthly returns of stocks are positively correlated to dividend yields. investors need higher pretax raturns to offset the disadvantages of dividend tax, ( 2 ) the effect of dividend tax is significant on ex - dividend - day and monthly yield, but the tax effect on yearly yield is not confirmed, ( 3 ) there are other factors affecting stocks " expected returns besides tax during the ex - dividend days
對紅利徵收所得稅影響投資者我國股利政策稅收效應的實證研究的實際收入,投資者因此需要更高的期望收益以彌補稅收帶來的損失: ( )股利所得稅對股票除權日和股利支付月份的期望收益率影響明顯,但對年期望收益率的影響沒有得到證實; ( 3 )股利發放期間,除了稅收的影響作用外,還有其他因素對股票的預期收益率產生影響。Electromotor joins with high efficiency selected water pump, scm ( single chip micyoco ) control system commands water pump according to cooling water temperature which substitutes traditional strap - driving mechanism pump and forms tael - level intellectualized control cooling system combining with electromotion control of cooling fan. consequently it realizes that water pump and fan autoregulate with engine working status and assures t hat cooling water temperature keeps in the best range all the time and advances the reliability of engine working and realizes exact control of cooling water temperature in deed
選用高效率水泵與電機聯接,改由單片機控制系統根據冷卻水溫控制水泵的工作,代替傳統的皮帶帶動的機械水泵,結合冷卻風扇的電動控制形成兩級智能化控制的冷卻系統,從而,實現了水泵和風扇轉速隨發動機工況變化的自動調節,真正實現了冷卻水溫的精確控制,保證了冷卻水溫始終保持在最佳范圍內,大量減少傳熱損失降低油耗,並提高了發動機工作的可靠性。The ejected coolant interacts with the external flow near the endwall and generates aerodynamic and thermodynamic losses in the process. this reduces turbine stage efficiency and together with the consumption of cooling air is detrimental to the overall cycle efficiency
但這種方法中噴射的冷空氣與端壁附近的外流場相互作用產生氣動力和熱動力損失,並且消耗冷卻空氣,從而損害渦輪的整體循環效率。3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。The loss results from those factors, which are divided into three groups : the first one, drought, agriculture proportion and education index, is positively related with the loss of technical efficiency. the second, arable land per capita, weight of irrigation area and weight of new maize breed, is negatively related with it, and the last, water disaster and planting area of maize, is irrelated with that
在影響玉米產出的各個因素中,旱災、農業比重、教育指數和效率損失呈正相關,人均耕地面積、灌溉、新品種應用和效率損失呈負相關而與技術效率正相關,水災、玉米種植比重兩個變量沒有表現出和效率損失有明顯的相關性。The merits are : ( i ) earlier grinding and earlier annual entry to the market of new sugar products ; ( ii ) prolonging the grinding period and enhancing the work productivity and the effective utilization of equipment ; ( iii ) solving the conflict of lacking grinding capability with traditional concentrated harvest of raw sugarcane ; ( iv ) lower the quantity and quality loss from freeze injury of raw cane ; and ( v ) proper income increase of sugarcane growers due to the increases of both sugarcane yield and price
采納10月開榨配套技術可以使我國甘蔗糖廠提早10月開榨,使新糖提早上市搶市場,一定程度上克服我國糖廠榨季及產品相對集中的問題;延長榨季,提高設備利用率和勞動生產率,提高蔗糖業經濟效益;可一定程度上解決原料蔗產量增長過快與糖廠壓榨能力相對不足的矛盾;減輕可能的霜凍危害造成的原料蔗產量和質量損失。可以使蔗農通過單產提高和蔗價適度增加而提高收入。The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three, to set up traction web current distributing mathematical model, integral distributing mathematical model, locomotive distribution and obtaining current model at every moment, and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads. for instance, instantaneous current, instantaneous voltage descent and effective current, main changing capacity and so on, in addition, there are the minimum power shortage model, the optimal transformer substation location, the least engineering expenditure, the optimal mathematical model of traction power supply system. optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four, where programming idea and realizing method of the computer software are given an explanation
本研究主要進行了以下工作:結合牽引供電系統運行圖的模擬原理和現行工程設計的實際情況,建立了牽引網電流分佈、積分分佈、任一時刻機車分佈和取流的數學模型;應用數學規劃方法建立了任一距離區間、任一時刻的瞬時電流、瞬時電壓降數學模型和有效電流、主變容量和主變壓降、最小功率損失、最佳變電所容量、最佳變電所位置、最少工程費用、最少運營維護費用和牽引供電系統方案最優等方面的數學模型;闡明了牽引供電系統優化設計的演算法和計算機軟體編程思想及實現方法;進行了工程實例計算;最後,對牽引供電系統優化設計技術應用進行了總結。But for real microfiltration, the distribution of shear stress on the membrane of the module with outside helical flow would have benefit to make smaller number of particles deposit on the membrane. ( 2 ) by means of orthogonal test and regression method, four new models, trans - membrane pressure model, flux model, trans - module pressure drop model, and efficiency model, were established, which roundly describe the performance of outside helical mf by depicting the flux, energy loss, and handling capacity simultaneously
( 2 )採用正交回歸實驗,在無顆粒沉積的理想情況下,建立基於層流數值解的膜器跨膜壓力損失模型、過濾通量模型、過膜器的壓力損失模型和膜器過濾效率模型,首次從通量、能量損失及膜器對料液的處理能力等三個方面,更全面地對外旋流方式下的微濾過程進行了描述。Adopt far - infrared heating technology, with low hot loss, high efficiency, high precisely for control temperature, uniform heating. compared with drying cabinet or electric stove ; it can automatical control temperature, easy to operate, drying effect is very satisfied
採用了遠紅外輻射加熱技術,與一般烘箱及熱處理用的箱式電爐相比較,具有熱損失小、效率高、控溫精度高,加熱均勻:能自動控溫、一時結束、操作方便等優點,可達到十分滿意的烘乾效果。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Thermodynamic methods were used to optimize gasifier, shift reaction and co2 removal, and methanol synthesis processes. polygeneration is a promising system to make the best use of thermal energy with different qualities to achieve high environmental and economic benefits
本文以熱力學方法研究了多聯產系統的熱效率和火用損失,對氣化爐、水煤氣變換和脫碳以及甲醇合成等單元作了優化分析,指出了多聯產系統在能量利用方面的合理性,對其環境效益和經濟效益的綜合評估方法進行了初步探索。An example demonstrates the feasibility of this method. we also study the design of mean selection based on the minimum loss using taguchi. g method, present the concepts of the ratio of quality loss and effective off - center. at last we explore the design of mean selection based on the maximum profit in the process of bin packing and improve the old model
應用田口的質量損失理論,我們研究了基於損失最小的過程均值設計問題,提出了質量損失率及過程有效偏移的概念;然後以裝罐過程為例,探討了基於利潤最大化的過程均值設計,並改進了原有的裝罐模型。Using numerical simulation method, detailed dynamic pressure variations, transient gas temperature and mass flow rate in the ptr, and the coefficient of performance of ptr and the exergy losses of all parts of ptr were obtained
用數值模擬方法得到了製冷機內部各點的壓力、溫度、質量流率等參數的瞬時變化情況及整機的製冷系數,並得到了製冷機各部件的(火用)損失及整機的(火用)效率。In the designing of priority for the transmission ratio, the usage of gear ' s attest on transmission ration should be considered ; the average value is set as the evolution aim of the loss of driving power and the useful effectiveness. a simplified fuel - consumed economically model is used to simulate the fuel consumption while the automobile is in motion
在變速器傳動比優化設計中考慮檔位使用率對變速器傳動比的影響,採用驅動功率損失率和有效效率利用率的加權平均值作為評價指標,用參數樣條函數模擬車速狀態下的燃油消耗量,提出了按變速器傳動比的使用率來確定汽車的加速和等速的比例,並將其作為實際工況來確定汽車的實際燃油消耗率。The effects of a wide variety of parameters such as the velocity, the temperature, the inlet moisture content of the primary and the secondary airflow, the channel width on basic thermodynamic criterion, such as thermal efficiency, exergy efficiency, exergy efficiency ratio, thermodynamics consummation, exergy destruction rate, exergy destruction coefficient, are simulated numerically
在此基礎上,通過一些基本的熱力學指標,如換熱效率、火用效率、熱力學完善度、火用損率、火用損系數等,對間接蒸發冷卻過程能量以及有用能的利用、損失情況進行了分析和研究。Without compromising its effectiveness in a wide variety of common - use cases, such as shared caches. table 1 gives a rough idea of the scalability differences between
高得多的可伸縮性,而且,對于很多類型的公用案例(比如共享的cache )來說,還不用損失其效率。分享友人