長期負荷 的英文怎麼說

中文拼音 [zhǎng]
長期負荷 英文
long term load
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : 荷名詞(蓮) lotus
  • 長期 : over a long period of time; long-term; long range; secular
  • 負荷 : [電學] load; charge; weight
  1. These years we have developed strongly acidic macroreticular catalysts based on styrene dvb. catalyst resin d006 for mtbe tame etbe, also as catalyst use for producing tba by isobutene hydration and direct producing gasoline with high octane rating by light gasoline etherification. d008 for sba ipa, also can be used for making methyl ethyl ketone by acetone one - stepping process, tert - butanol by isobutene hydration, etherified gasoline by the etherification of isopentene and isohexene in light gasoline with methyl alcohol, high

    以上,增強了催化活性,從而延了使用壽命,提高了周產量二低溫活性好,選擇性強,提高了mtbe的純度,降低了雜質含量三在同樣裝置中,可增大,提高產量,降低生產成本和費用。
  2. For the long term operation, the growth rate of temperature is higher than that of average temperature of the soil, the system analysis should therefore be implemented from the viewpoint of both energy equilibrium and heat barrier in order to ensure the whole stability and reliability

    運行中,熱屏障帶的溫度增速率要高於土壤平均溫度的增,建議從平衡和熱屏障兩個角度進行分析,以保證地源熱泵系統穩定可靠的運行。
  3. He carried his concentrated burden and his perpetual suspense.

    他獨自著沉重的擔,懷著惴惴不安的心情。
  4. Heart failure gratified the function is not complete, it is to show the case that has circumfluence of blood of right amount vein falls, because the heart is long - term bear is overweight or heart myapathies caustic makes force of cardiac muscle systole drops, heart cannot enough blood satisfies eduction constituent metabolization need so that all round constituent perfusion inadequacy and pulmonary circulation or blood of systematic circulation yu, a series of clinical symptoms that appear thereby and body are asked for, say for heart failure

    心力衰竭又稱心功能不全,是指有適量靜脈血迴流的情況下,由於心臟長期負荷過重或心肌病損使心肌收縮力下降,心臟不能排出足夠血液滿足組織代謝需要以至於四周組織灌注不足和肺循環或體循環瘀血,從而出現的一系列臨床癥狀和體征,稱之為心力衰竭。
  5. It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods

    對其充灌量、散熱量、電子元件( cpu模擬晶元)表面與環境溫度之差及通風、流速的影響進行了系統的測試,發現充液量與溫差的關系在不變時呈拋物線分佈,其極小值點對應的充液量是最佳充液量g 。在充液量為g時,對風速v 、散熱量q進行的研究表明,當風速超過1 . 5m / s后,奔騰晶元在60w發熱條件下晶元溫度小於40 ,能滿足正常工作。
  6. Zhou jiannong teachs the introduction, " cancer disposition " have 10 kinds of show : all alone and independent, body and shadow comforting each other - extremely lonely, wont ego is depressive ; lack self - confident heart, feel hopeless to everything, helpless ; hit via living, anguish cannot be cast off when losing a dear one ; fear to expose feeling, tendency defence and shrink back ; do not believe others, be afraid of accept others obligation, have insecurity ; be afraid of be abandoned, fear not to have a support ; long - term vitality is nervous ; airframe is long - term excess load ground runs ; faineant ; the mood is low, pessimism is disappointed

    周建農教授介紹, 「癌癥性格」有十種表現:煢煢獨立,形影相弔,慣于自我壓抑;缺乏自信心,對任何事情都感覺沒希望,無能為力;經不住打擊,在失去親人時無法擺脫痛苦;害怕暴露感情,傾向防禦和退縮;不相信別人,怕受別人約束,有不安全感;怕被拋棄,害怕無所依靠;精神緊張;機體地運轉;無所事事;情緒低落,悲觀失望。
  7. Grey prediction of mid - longterm city gas load forecasting

    城市燃氣中長期負荷的灰色預測
  8. Gas load forecasting include : long - term 、 middle - term 、 short - term 、 very short - term load forecasting. this dissertation emphasizes on short - term forecasting

    燃氣預測包括長期負荷預測、中預測、短預測及超短預測。
  9. It ' s the first time to explore the combustion characteristics of lpg / diesel mixing fuel engine, and find that, with the change of load and rotation, the changing trend of the ignition delay period of e10 mixing fuel is almost as identical as that of the diesel, but that of e30 mixing fuel is very different. comparing with diesel, the combustion of e10 is improved slightly, but that of e30 greatly changes ; the maximum eruptive pressure decreases ; the maximum pressure increase rate decreases ; the highest releasing heat rate increases ; the highest combustion temperature falls ; the ignition delay period extends

    結果表明: e10混合燃料與柴油的著火滯燃和轉速的變化趨勢基本一致; e30混合燃料與柴油則有所不同; eio混合燃料發動機的燃燒與純柴油相比,略有改善; e30混合燃料的燃燒特性發生明顯的變化,最高爆發壓力下降,最大壓力升高率減小,最大燃燒放熱率增大,最高燃燒溫度下降,滯燃
  10. The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle

    研究了地球在日月引潮力和表面作用下的形變特徵,數值計算結果表明,在固體內核中的形變很小,由於在核模本徵頻率附近的共振,液核中低階( n 10 )位移隨半徑的變化非常復雜,當階數超過10時,地核中的形變和擾動位都很小,地球的響應主要表現為彈性地幔中的徑向位移,且隨深度增加急劇減弱,地表love數與信號頻率的依賴關系很弱,給出了體潮love數計算的一種有效的近似處理方案。
  11. With the load sharply increasing in recent years, the beijing electric network often runs over - load and the lack of power in summer and winter sometimes appears

    近幾年,北京電網的非常快,高峰電網經常滿或超運行,夏季和冬季缺電和供電不足的現象也時有發生。
  12. The artificial neural net ( ann ) way is universal regard as one of the most effective ways of stlf. in this paper, some research is developed for stlf using ann ways in several parts : the first part is about the arithmetic of ann based on bp model, namely the advanced of traditional bp arithmetic, one alterable step and scale bp arithmetic based on comparability of model and probability of accepting bp arithmetic is used to enhances a lot the convergence rate of learning process of bp network, but also avoid the stagnation problem to some extent. it indicates that the ann ' s efficiency and precision by the way can be ameliorated by the simulation of real data

    神經網路方法在短預測中已經被公認為較有效的方法,本文針對神經網路用於電力系統短預測的幾個方面展開研究工作:第一部分研究一般用於預測的神經網路bp模型的演算法,即對傳統的bp演算法的改進,將一種基於模式逼近度和接受概率的變步快速bp演算法應用到短預測,模擬結果表明該方法有效的改善了bp演算法收斂速度慢以及容易陷入局部最小點的缺點,從而提高了神經網路用於預測的效率和精度。
  13. As the agricultural nfs is the most important factor for water environmental deterioration and lake eutrophication in china, more and more scientists and technologists focus on the control countermeasurc and pollution mechanism of agricultural non - point source ( nfs ). based on the investigation of natural resource and agricultural distribution, the loss rule of nitrogen and phosphorus in the typical land of qiandao lake watershed and distribution rule of the phytoplankton and physico - chemical characteristic in the lake were studied, and the input loading of nitrogen and phosphorus was also calculated by the annagnps model in this thesis. according to the routine monitoring data of the water environment in qiandao lake from 1989 to 2001, the concentrations of toxic substance and heavy metal were under the monitoring limit, but the total nitrogen ( tn ) and total phosphorus ( tp ) were much higher than the criterion for lake and reservoir

    本文調查了千島湖流域的自然資源和農業生產情況,研究了典型坡地降雨徑流中的氮、磷污染物的輸出規律,利用annagnps模型估算流域農業非點源污染物輸入,並在千島湖內設點采樣,對水質理化指標和浮游植物群落進行系統的研究,得出以下結論: 1989 2001年間的水環境常規監測資料統計分析表明,有毒物質和重金屬濃度在監測下限內, no _ 2 - n 、 no _ 3 - n 、 nh _ 3 - n年平均濃度均符合類標準,但湖泊水庫特定項目tn和tp濃度分別為超類和類,呈嚴重超標狀況,湖區主要污染因子是將導致富營養化的物質tn和tp 。
  14. It gets a good forecasting result in lab simulation, and will be used in hunan power bureau, it has good performance and convenient interface

    通過實驗室模擬,該綜合模型達到了令人滿意的預測效果,該預測軟體將用於湖南省電力局進行湖南省電力的中預測,其操作方便、實用性強。
  15. However under the pressure of great population and food supply, agriculture has been managed in an extensive way, utilizing resources by plunder and polluting environment at random, which resulted in unbalanced ecological structure and decrease in production capacity

    但是,以來在龐大的人口及糧食供給壓力下,我國農業以粗放經營形式,掠奪式地利用資源,任意污染環境,導致農業生態系統結構失衡,生產能力下降。
  16. Application of the grey forecasting model of equidimensional filling vacancies in the medium - long term load forecasting of power system

    灰色等維遞補預測模型在電力系統長期負荷預測中的應用
  17. Long term load forecasting is commonly to be forecasting which is more than ten years and uses year as it ' s unit, and medium load forecasting is commonly to be forecasting which is about five years and uses year as it ' s unit too

    長期負荷預測一般指10年以上並以年為單位的預測,中預測指5年左右並以年為單位的預測。
  18. Based on introducing the grey system theory, this paper discusses on the principle of the forecast of equidimensional filling vacancies, advances the dynamic model of grey forecasting of equidimensional filling vacancies in the medium - long term load forecasting of power system, and forecasts the yearly load value of this area in the period of 1999 - 2009 with the model established by using the historical load data of some areas

    在介紹灰色系統理論的基礎上,討論了等維遞補預測原理,提出了電力系統中長期負荷預測的灰色等維遞補預測動態模型,並利用某地區的歷史數據建模預測出了該地區1999 ? 2009年的年值。
  19. Improved decision tree method for mid - long term load forecasting of power system

    電力系統中長期負荷預測的改進決策樹演算法
  20. The paper introduces the forecasting theory and its application. at first, the importance of load forecasting and its development actuality are given briefly ; then the load forecasting theory is discussed systematically ; combined with the reality of power system, methods of medium and long term load forecasting are presented in detail, all these methods are analysed and compared through simulation experiments and a new integrated method is presented based on these methods ; at last, the realization of the software is discussed including its structure, functions and key techniques

    首先簡要介紹了電力系統預測的意義、國內外發展現況和展望;然後系統地闡述了預測理論和各種預測方法;接著結合電力預測的具體情況,較為深入地分析了預測理論用於電力系統中長期負荷預測時的具體實現方法,並對各種預測方法進行了模擬實驗,分析比較各種方法的預測結果后,提出了一個綜合模型;最後,著重對預測軟體的實現進行了詳盡的論述,包括軟體開發平臺的確定、軟體結構的設計、功能的實現以及用到的關鍵技術和開發過程中碰到的一些問題與解決方法。
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