背壓率 的英文怎麼說

中文拼音 [bēi]
背壓率 英文
rate of back pressure
  • : 背動詞1. (用脊背馱) carry on the back 2. (擔負) bear; shoulder
  • : 壓構詞成分。
  • : 率名詞(比值) rate; ratio; proportion
  1. In education institutional arrangements of the construction process, exist different types of changing paths : change from the latent opportunity of an education institution for causing improvements of the efficiency ; be competed by exterior pressures ; the causable education institution changes due to the thought idea inside with target self - contradiction ; the causable education institution changes due to ultimate end value in mankind in institutional result violation

    在教育制度安排的建構過程中,存在四種不同類型的教育制度變遷的路徑:由改進效的潛在機會所引起的教育制度變遷;由外部競爭力引起的教育制度變遷;因思想觀念中手段與目標之間的矛盾而引起的教育制度變遷;因制度的結果違人類終極價值而引起的教育制度變遷。
  2. Firstly it discusses the value, meaning, background and method of this topic. then it deducts the single - bubble sound pressure, spectrum of sound pressure, power spectrum. according to the real situation of traveling bubble cavitation noise around a schiebe body, the mathematical model of single - bubble collapse is selected, furthermore, the mathematical model of mass traveling bubbles without interference effect is established, and the multi - peaks and rebound phenomenon while bubbles collapse is also analyzed with statistical method

    首先論證了本項研究的意義,價值,景和方法,然後推出了單空泡輻射噪聲聲,聲譜和功譜,針對回轉體流動泡空化噪聲的具體情況,選擇了雙指數模型作為單空泡潰滅的數學模型,進一步建立了無干涉條件下的群泡輻射噪聲的數學模型,並用統計的方法分析了空泡潰滅時的多峰值和反彈現象。
  3. The basin - formed mechanism, evolution model and petroliferous geological features of compresso - shear basins in the world are analyzed, by which six aspects of the features are summarized as follows : 1 ) in the compresso - shear process, the sedimentary speed of basin is high, forming thicker coarse - grained clastic rocks which normally shape good petroleum reservoir ; 2 ) the source rocks of basin tend to coming from the organic matter - enriched rocks formed in pre - compresso - shear stages, except that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in pre - compresso - shear stages, e4xcept that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in frontal of deep depression ( fore deep ) of thrust belt ; 3 ) the en echelon folds ( including anticline and fault - nose structure ) are generally as good oil traps ; 4 ) the compresso - shear process is helpful to hydrocarbon accumulation ; 5 ) it may promote the maturity and hydrocarbon - generating process of organic matte, and 6 ) the thrust belts in the surrounding areas of compresso - shear basin are favorable are favorable domains for petroleum concentration

    摘要通過對世界上扭性盆地的成盆機制、演化模式和油氣地質特點分析,總結扭性盆地具有6個方面的石油地質特徵:扭作用期間盆地的沉積速較高,一般形成較厚的粗碎屑沉積,它們常構成很好的油氣儲集層:盆地的烴源巖往住來自於前扭期砂成的富含有機質的巖石,但在強烈的扭作用期間,在沖斷帶的前緣深坳陷(前淵)中有可能發育深水半深水相的烴源巖;扭(張扭)作用期間形成的雁行式褶皺(包括斜和斷鼻等)往住是很好的油氣圈閉;扭作用易於成藏;扭作用可以促進有機質的成熟生烴作用;扭性盆地的周邊沖斷帶是油氣賦存的有利部位。
  4. As we all know, the back - pressure valve ( also called evaporating pressure regulator ) is often used to regulate the evaporating temperature of every high - temperature refrigeratory in the system containing many different temperatures but single engine of the ship. but it is neglected that the energy of the system is lost and the efficiency of the system becomes low

    眾所周知船舶單機多庫(簡稱為高、低溫冷庫)系統中,常用閥(蒸發力調節閥)來調節各高溫庫的蒸發溫度,但忽略了系統無形損耗的能量,效也有所下降。
  5. Therefore, the wave is liable to be taken in by human body ensuing the emergence of resonance effect, which is able to activate cellular organization and promote metabolism. meanwhile, the magnetic therapy can effectively stimulate the circulation of the blood and cause the muscles and joints to relax through specific points. combining two unique functions together, the functional textile could take effect in evidence by improving human microcirculation efficiently, accelerate oxygen supply,

    Nb素加磁功能產品,其中nb素所輻射的能量波正發與人體細胞中水分子律動頻相同,極易被吸收並產生「共振效應「 ,從而活化細胞組織,促進新陳代謝,而磁療能通過穴位達到舒筋活絡的作用,二者科學的相迭加,所以效果更明顯,可充分改善人體微循環,加速氧氣的供給,提高人體細胞的再生能力,對高血肢體麻木關節痛肩頸痛腰肌勞損腰酸痛等有很好的療效。
  6. This project makes some researches with emphasis on the mv / lv distribution power supply situation under the present load condition. some results such as the calculation of line load rate, theoretical line consumption rate and electric voltage decrease are acquired by the mathematical analysis, and thus the power supply capability is evaluated comprehensively. the same has been done to the lv power network

    課題在系統搜集分析蘇州供電企業的景資料,即企業概況、電力需求、輸電網、高配電網狀況基礎上,重點研究了當前負荷下的中低配電網供電情況,並通過數學分析得出線路的負載的計算、理論線損以及電降等各項運行指標,綜合評估得出其供電能力。
  7. Maximum rate of back pressure

    最高背壓率
  8. The background of this dissertation is based on a project of researching and developing a high voltage series h - bridge multilevel converter, which drives an induction motor of 6300v, 2240kw for driving a water flooding pump in taigang. the research work on high voltage high power series h - bridge multilevel converter has been carried out by theory analysis, computer simulation and experiments

    本文以太鋼某廠額定功2240kw ,額定電6300v注水泵電機變頻調速科研工程為景,從理論分析、計算機模擬和裝置實驗幾方面入手,對高電大容量串聯h橋多電平變頻器的理論和工程應用技術進行較深入研究。
  9. Many measures were adopted to decrease bombard in order to improve the solar cells propertivity, such as decreasing target voltage, increasing target distance, accelerating the movement of the substrate. by optimizing the experimental conditions, short - circuit current was increased by 3. 7ma / cm2, the conversion efficiency was increased by 2 %, the stability was improved

    在硅薄膜電池的zno : al al反射電極應用方面,通過減小靶電、適當增加靶距和基片的運行速度來減小對電池的轟擊,改善電池性能,通過優化實驗條件,使電池的短路電流提升了3 . 7ma cm ~ 2 ,效增加了2 ,穩定性得到改善。
  10. Based on the material of optics acrylic , applying lcd screen and the back light model setting technology of on - knee computer, through the high conduction of light guide dot, after the accurate calculate, the super - thin light guide plate light - box is formed by refracting the light of light guide plate into the even - rays state of light - panel

    超薄導光板是以光學級克力為基材,運用lcd顯示屏及筆記本電腦的光模組技術,透過導光點的高光線傳導,經電腦對導光點計算,使導光板光線折射成面光源均光狀態製造成型。
  11. A treatment method of super - saturation steam for deposited salt in steam turbine is introduced, output of the steam turbine is therefore improved through purge. purification process and attentions are introduced

    摘要介紹了式汽輪機積鹽積垢的處理方法?過飽和蒸汽法,通過清洗使汽輪機的出力得以提高。介紹了清洗的過程和注意事項。
  12. The simulation of hemisphere bulging shows that the thin rate decreases about 10 % with direct - reverse process. cavity rate is decreased evidently in the bulging if back pressure is provided. experiment shows that proper back pressure can eliminate big cavity on the condition that strain is not very high

    通過增加脹形,降低成形件的空洞,結果顯示對于空洞的降低有比較明顯的作用,適當的甚至可以基本消除應變不是特別大時的空洞。
  13. Cid - icp - aes has the advantages of high sensitivity, high signal - to - noise and high quantum efficiency, which nearly reaches theoretical limit value of theoretical parts of an apparatus ; it can memorize thousands of spectra lines at the same time. cid - icp - aes is the newest model, and there are still few articles to report analytical character of this type, as this result the optimum of operating condition and the effect of analytical parameters for photometric precision, signal - to - noise and detection limits are studied : r. f. power is 11 sow, nebulizer pressure is 28psi, the measurement time is 3 times and the integral time is 20s

    本實驗室的光譜儀是當前最新型號的全譜直讀光譜儀,這類新型裝置分析性能的研究報道較少,因此研究著重分析了參數對測量精密度、線比及檢出限的影響,對儀器最佳操作條件進行了摘要優化:發射功採用1150w ;載氣力為28psi ,測量次數選擇3次,積分時間為205 。
  14. The experimental results show that the dpf system has 95 % high trapping efficiency, and over 89 % high regeneration efficiency, low back pressure, good adaptability to engine operating conditions

    試驗結果表明:系統的碳煙過濾效高達95 % ,排氣低,再生效超過89 % ,工況適應性好。
  15. 1. nizn ferrite was developed for using in mini high frequency dc - dc converters and inductors. we measured and analysed the parameters of the nizn ferrite, which we concern about when designing the dc - dc converter. 2. the low loss sample of nizn ferrite were chosen for design - optimization of the high frequency transformer. based on the relevant theoretical researches, the loss properties of the magnetic core material and winding were analyzed in this thesis

    因此,以nizn功鐵氧體材料為開關電源芯材為基礎,並優化各種開關電源的設計已成為國際上的熱點和技術瓶頸,本論文正是以上述景為研究目標而開展工作的,主要進行的工作和創新有: 1 .對研製的新型高頻低功耗的功nizn材料進行參數的測試,並針對dc - dc變換器設計關心的參數對芯材特性進行了分析,選擇在特定頻下,功耗較小的nizn材料磁芯樣品作為變器優化設計的預備磁芯。
  16. The type of this article is " used for product ". it analyzes surface pollution of metal, hydro capacity and effect to wall piping quantitatively on the base of the rinsing of piping of hydraulic system of precise - rolling machine at the hot sequential rolling plant. by analysis, we confirm the fit flux and pressure when rinsing, design high - ability, high - efficiency, wide - applicability whole set equipment

    本論文的成果直接用於生產,以太鋼熱連軋精軋機液系統的鋼管清洗為景,對金屬表面污染進行分析,對液鋼管沖洗時流體的性能和其對管道內壁的作用效果進行定量的分析,確定合適的沖洗流量和沖洗力,設計製造了能力大、效高、效果好、適用廣的成套裝置。
  17. From interdisciplinary view of structure dynamic and control, based on engineering background, considering defect and deficiency of conventional design method, structure / control integrated design, that is, system synthesis is discussed in this paper. matlab and i - deas based general simulation system of vibration control of piezoelectric laminated shell and its software architecture is also presented, by which, a system prototype environment - rsde, has been developed in order to provide high efficient ways and means for active vibration control. the systematical researches on the satisfactory vibration control of piezoelectric laminated shell are presented in this dissertation

    本文基於結構動力學與控制理論交叉的獨特視角,結合工程實際景,針對常規設計方法中的不足,就結構控制一體化設計,即系統設計方法,闡述了自己的見解;並採用此方法,提出了基於matlab和i - deas平臺的電層合殼振動控制的通用模擬系統設計方案,並根據這一方案編制了軟體模擬環境? rsde ,為電層合殼的振動主動控制設計,提供了高效的技術開發手段。
  18. Now design efficiency of common gas boiler can reach 90 percent or so, but various factors such as load, fuel quality, work condition and pressure which result in uncompleted burning of gas and excess air, decrease boiler hot efficiency and cause resources waste and environment pollution. considering these it is essential to adopt closed loop feedback control to boiler burning system

    現今,一般的燃氣鍋爐設計效均能達到90 %左右,但在實際運行中,因負荷、燃料品質、工作環境、力、混合情況等因素的影響,往往造成燃氣不完全燃燒或空氣過量,使鍋爐熱效降低,造成能源浪費與環境污染,在這樣一種景下,有必要對其燃燒系統進行閉環反饋控制。
  19. Firstly, we directly use the motion vectors of macro - blocks defined in mpeg - i / ii compressing standards and filter the immobile macro - blocks. then, we build a skin color model in ycbcr color space using the convergent property of skin color, and we present the gaussian model skin recognition method and positive - negative look - up table method in details. and we analyze the texture of skin after wavelet transform and present a bayesian method based texture recognition method and a high texture filtering method

    根據皮膚的運動性,首先直接利用mpeg -中的縮標準中有關宏塊運動預測的方法,提取宏塊的運動矢量,將沒有運動的宏塊過濾掉;然後,利用皮膚顏色的聚合性,在ycbcr顏色空間建立了皮膚的顏色模型,並分別闡述了基於高斯分佈模型的皮膚檢測法和正反概表方法;最後,通過對皮膚進行小波變換后的紋理進行統計后,發現有效的利用皮膚紋理特徵,可以比較有效的過濾掉那些具有類似於皮膚顏色的景,分別闡述了基於貝葉斯方法的紋理檢測方法和高紋理過濾法。
  20. It not only solves the problems of high oil returning back - pressure and complicated machining processes of original balance valve but also increases crane productivity effectively

    該閥結構新穎、體積小、重量輕,既解決了原平衡閥回油高,加工工藝復雜的問題,又能有效地提高起重機的作業效
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