峰值因數 的英文怎麼說

中文拼音 [fēngzhíyīnshǔ]
峰值因數 英文
crest factor
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 數副詞(屢次) frequently; repeatedly
  1. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到谷電價、用水量變化曲線及用水可靠性素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年費用折算加上清水池年造價折算為目標函,以連續性方程、管中流速和鑄鐵管耐壓等為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。
  2. Do not run ad - hoc queries against the instance and application databases during peak processing periods because you might be creating temporary locks on resources needed by notification services

    不在處理時段針對實例和應用程序據庫運行即席查詢,為這樣會暫時鎖定notification services需要的資源。
  3. The entering of the tourist and lamp - light gave much energy to furong cave and the temperature in the cave rised slowly. the different temperature between the outer and the inner as the air circulation, would make the cave wet seriously in the summer and dry in the winter. the density of co2 would go up because of piston - effect, cave depositing and the tourists " entering

    遊人的進入和洞穴燈光的使用,給芙蓉洞內帶來了大量的能量,致使洞穴空氣升溫;由於動內外的溫度差和空氣的流通,開放的洞穴出現夏季高濕,冬季乾燥的變化現象; co _ 2的濃度會為活塞效應、洞穴沉積和遊人的進入而升高,但影響最大的還是遊人,當遊客量較大的時候,洞穴co _ 2的濃度會隨遊人進入的量增加而明顯升高,洞內co _ 2含量記錄最高出現了6200ppm的記錄。
  4. Fictious simulation of high - speed roll casting has been carried out on the basis of the fact. the results showed that roll casting speed increase with the decrease of the thickness of the strip, and the peak value of rolling pressure decrease with the increase of roll casting speed and thickness of strip or the increase of roll casting zone. the designed parameters of mechanical capabilities of the roll caster should be raised when rolling pressure increase with roller diameter increase

    研究結果表明,減薄鑄軋板坯厚度可提高鑄軋速度;隨著鑄軋速度降低、鑄軋區增大與鑄軋坯厚度減薄,軋制壓力增大;隨著鑄軋輥徑增大,軋制壓力增大,此鑄軋機力能設計參也要相應增大。
  5. Climate in this valley changes sharply with vertical difference and rainfall increases with the height. calculation indicates that the design day rainstorm amount reaches 133mm, the rainfall intensity of day storm reaches 6. 05mm / h, the design storm peak discharge is 239. 7m3 / s and 753. 0

    在計算泥石流流量時,考慮到泥石流固體物質的前期含水量、泥石流堵塞斷流增加的暴雨徑流量、泥石流間歇性陣流的迭加流量都會使泥石流流量增加,需要在計算公式中引入一個泥石流流量積累系
  6. Design pumping capacity and the assumed peak factor for the sps

    晏架街污水泵房的設計泵水量和假設的峰值因數
  7. We also find that the strong long - range interaction, the large transverse field and weak interfacial coupling can lead to the disappearance of some of the peaks of the pyroelectric coefficient and susceptibility of the ferroelectric bilayer. we believe that it is the reason why these phenomena always take place in the experimental studies

    我們還發現,較強的長程相互作用,較大的橫場以及相對較弱的界面耦合作用將會導致鐵電雙層薄膜的熱電系和介電極化率的某些消失,這可以用來解釋在實驗中常常觀測不到熱釋電系和介電極化率的某些的原
  8. 32 ghz to 1. 91ghz. the complex permittivity peak of nanometer siox and two dielectric losses of cnts are discovered in our experiment which are different from properties of other nanometer materials. we should do the further research to reveal the truth

    在本實驗的工作中發現與其它納米材料不同的現象,納米氧化硅的介電常出現,碳納米管有兩個介電損耗,建議以後的工作對其原進行分析。
  9. The design flow capacity of the anchor street sewage pumping station is 3138 litres per second and the assumed peaking factor would be 3

    晏架街污水泵房的設計泵水量是每秒3138公升,而假設的峰值因數是3 ;
  10. After primary angioplasty, risk factors, peak serum creatine phosphokinase concentration, recanalization time, and es were similar in the two groups

    首次血管成形術后,兩組風險素、血清肌酸磷酸激酶濃度、血管再通時間及范圍分( es )相似。
  11. In the macroscopical field : ( 1 ) the relationship between the moisture and the speed of average collapse was attained, that is, the speed of average collapse will increase with increasing of the moisture at first, but it will decrease when the value get to certain max with increasing of the moisture ; ( 2 ) the model of relationship between the pressure and the speed of average collapse was established on the basis of experiment. the conclusion of that the speed of average collapse bouncing increase with increasing of the pressure was attained and the relationship between stress and distortion was established ; ( 3 ) the method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered

    在宏觀角度上: ( 1 )以遼寧阜新地區黃土試樣的固結試驗據為分析對象,得到了黃土濕陷速率與含水量的關系曲線呈單狀態的結論,即黃土濕陷速率在土體浸水初期會隨著含水量的增加而增大,但當含水量超過某一趨于飽和含水量時,黃土濕陷速率卻隨著含水量的增加而減小; ( 2 )立了黃土濕陷速率與壓力之間關系的學模型,得出了黃土濕陷速率隨壓力的增大而呈階越增長的結論以及阜新地區濕陷性黃土的本構關系; ( 3 )提供了在時間、含水量及壓力等素共同作用下,對黃土濕陷性進行綜合評價的方法。
  12. And then, some improvements have been made on the old single tube pressure wave refrigerator experimental system. the experimental research, such as the ratio of gas charge time to gas exhaust time ( ), the frequency of the jet flow ( f ), the ratio of the expansion ( ), the length of the tube ( l ) and the heat transfer condition, has been carried out on the improved experimental system. the results were drawn as the following : the refrigerating efficiency will be heightened by augmenting when is in 0. 0405 to 0. 1842 ; the highest cooling efficiency will be

    實驗考察了有關素對製冷效率和最佳射流頻率( fopt )的影響並進行了理論分析,結果表明,在= 0 . 0405 ~ 0 . 1842范圍內,製冷效率( )隨的增大而提高;隨射流頻率( f )的變化出現多個,在本文實驗參范圍內下,第二個點的效率比第一個點高;隨著膨脹比( )的增大,和fopt都略有增大,且低下的增幅比高下的大;強化管外換熱,可使fopt降低、明顯提高。
  13. On the basis of the analysis on the yangtze vole ' s disaster history and condition in dongting lake area, the influence of the lake beach ' s environmental evolution on the vole disaster is studicd in this paper. the rise of low - middle - level beach area causes the vole ' s population explosion, the reduction of high - level beach area forces the voles into the farmland during the flood season, and the emergence period ' s continual increase extends the vole ' s habitat areas and forces them to migrate into the farmland. the discarded dike provides a rest place halfway for the voles, which escape the flood, and the natural enemies of the voles, which are a natural barrier against the vole ' s population expansion, decreases. according to this study, the conclusions are put for ward as follows : after three - gorge project ' s construction it will produce great influences on the beach evolution in dongting lake area, leading to the changes of the vole ' s ecological environment situation and resulting in the vole ' s population changes which deserves attention

    在分析洞庭湖區東方田鼠暴發成災史及災情的基礎上,研究了洞庭湖區洲灘演變對東方田鼠暴發成災的影響.研究認為,中低位洲灘出露面積不斷增大使東方田鼠種群迅速膨脹,高位洲灘出露面積減小造成汛期東方田鼠大量向垸內農田遷移;湖區洲灘冬春季連續出露天增加延長了東方田鼠的繁殖期;汛期洪水位增高,洲灘大面積淹沒迫使東方田鼠大量遷向垸內;湖內廢棄湖堤為東方田鼠逃避洪水提供了中途休養之地;洲灘地抑制東方田鼠種群膨脹的天敵量已大大減少.據此,本文指出,三峽工程建成后將對洞庭湖區洲灘演變產生重大影響,而將改變東方田鼠種群生態環境條件,引起種群動態變化,得注意
  14. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求,對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究,確定了最佳低收縮添加劑的含量;對高滲透介質型和溝槽型vimp開展了實驗研究,通過可視化實驗優選出較好的高滲透介質,確定了引流槽的寬度、深度和槽間距及主槽的槽間距等工藝參並進行了優化;對影響充模過程的各種素進行了詳細的討論,並以模型船和夾芯面板的製作為實例描述了兩種vimp的成型過程;在實驗的基礎上,建立了二維滲漏模型,採用控制體有限元法對高滲透介質型vimp進行了成型過程的計算機模擬計算,通過充模時間和流動前的計算與實驗結果的比較,驗證本文所採用的學模型和方法的正確性,其結果對實際生產具有一定的理論指導意義。
  15. The equation among peak factor, quality factor, switch initial angel is concluded. on the basis of the equation, peak factor curve has been programmed. the rms value, peak value and switch initial angel can be shown in the screen of computer

    本文推導與品質和合閘初相角的函關系式,依此編制曲線程序,利用對品質和合閘初相角的控制可使每個繞組都受到規定的作用。
  16. Cassava root is used for carbohydrate source in tropical region. quality of cassava starch is variable and affected by many factors. an attempt was made to evaluate the effect of peeling, washing and drying on starch purity and starch paste viscosity. paste viscosity were based on results of rapid visco analysis ( rva ). the results of this study revealed that : peeling, washing and drying temperature significantly affected cassava starch purity and starch paste viscosity. the starch from unpeeling root had a dullness color, but had higher peak viscosity, trough, final viscosity, breakdown and setback than that of starch from peeling root. more washing not only increased starch purity, but also improved starch past characteristics, such as peak viscosity, trough, final viscosity, setback and pasting temperature. different drying temperature had no effect on starch whiteness. starch purity had a little increase with drying temperature increasing. in general trend, starch dried at higher temperature had higher peak viscosity, trough, breakdown, final viscosity and higher setback

    木薯在熱帶地區是碳水化合物的主要來源.木薯澱粉的品質受許多素的影響.本項研究著重探討澱粉提取過程中,削皮、水洗、乾燥溫度對澱粉純度、白度和澱粉糊化粘度的影響.結果表明,未削皮的澱粉樣品色發灰,但具有比削皮處理高的粘度、 95最後粘度、 50時粘度、降和持久性.增加水洗次,不但能增加澱粉純度,還可提高澱粉高粘度、 95最後粘度、 50時粘度、持久性和糊化溫度.不同乾燥溫度對澱粉白度無影響,但澱粉純度隨乾燥溫度的提高而稍稍增加.通常高的乾燥溫度有高的粘度、 95最後粘度、降、 50時粘度和持久性
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