流比能 的英文怎麼說
中文拼音 [liúbǐnéng]
流比能
英文
specific energy of flow-
Because of its steady performance, much more sources of raw material and low cost, the study and development of zinc - air battery are always paid more attention
鋅空氣電池因其具有性能穩定、比能量高、放電電流大、原材料來源廣泛、成本低廉等優點一直受到廣泛重視。Also a refined - pulp quality predictive model, with specific energy, specific load as the model inputs, and beating degree, wet weight as the model outputs, is presented. simulation results show that the models can be acted as theoretical bases for the automatic control of high - consistence pulp refining process
即,建立了以原漿流量、白水流量、盤磨機功率為輸入變量,比能量、比負荷、濃縮機漿位為輸出變量的動態模型,以及基於比能量、比負荷的成漿質量預報模型。Pe pipe is better than steel pipe, and it is better for pipe laying material. pe100 pipe is better than pe80 pipe in current ability and economy. we must spread pe pipe activity, especially for pe100 pipe
聚乙烯管道的綜合性能優于鋼管,更適合做埋地的管道材料,而pe100級聚乙烯在經濟和流通能力上比pe80級聚乙烯更優,應大力推廣使用聚乙烯管道,特別是pe100級聚乙烯管道。The verify experiment proves that its ratio and phase characteristics are much better than ordinary ones and the precision is enough for measure use. zero - flux current transformer can ’ t obtain absolute zero flux because residuary flux, so when the secondary turns is too small it will not satisfying. to improve the precision further, proposes a method to compensate zero - flux current transformer using capacitance parallel connected coil and deduces it
為了進一步抵消剩餘磁通,提高互感器的精度,提出了一種並聯電容線圈補償零磁通的方法,並進行了理論推導,設計了基於該方法的100匝電流互感器,通過校驗證明它可以改善零磁通電流互感器的比差和角差特性,提高互感器的精度,將電流互感器的二次匝數由普通互感器的幾千匝降到了100匝,提高了測量微小電流的能力。This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer
用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。The analysis shows that : ( 1 ) straight pe pipe ' s current ability is 15 % - 21 % higher than steel pipe on same inner pathway basis. but it ' s another story based on same outer diameter. we must displace the steel pipe with pe pipe with careful calculation
聚乙烯燃氣管道工程技術特點的分析表明: ( 1 )同等內徑下直管段聚乙烯管比鋼管流通能力大15至21左右,但同等外徑下聚乙烯管的流通能力不一定比鋼管大,需要計算確定,不能盲目以相同外徑的聚乙烯管匹配鋼管。To improve understanding of the processes of heterogeneous land surface - atmosphere interaction, the utilization of satelli te remote sensing is indispensadle. in this paper, with the aid of satellite remote sensing and fiend observational data which observed during intensive observation of huaihe river bain energy and water cycle experiment hubex in 1998, the surface albedo, ndvi normalized difference vegetaton index and surface temperature in regional scale of hubex could be derived. then, the distribution of regional energy balance components could be estimated. this wor provided the physical foundation for the numerical simulation of the huaihe river basin energy and water pro cesses, and is important for us to further analyze the regional distribution of surface characteristic parameters ad energy balance components with the change of the weather situation in hubex in 1998. our work is still in a developing stage, some methods of retrieval in the paper should be improved further
利用1998年淮河流域加密觀測試驗hubex iop期間的資料,進行淮河流域能量平衡的參數化方案的研究,用noaa衛星的avhrr資料建立了試驗區地表特徵參數及能量平衡各分量的參數化方程,並對衛星遙感反演結果和試驗觀測值進行了對比,為淮河流域能量和水循環的數值模擬提供了物理依據。It is possible to setup integrated streams defined perfectly and can be led to pipe with constant bandwidth, if diffserv authenticates and classifies data streams of constant bit rate using the rsvp parameters or according to the types of special application
如果diffserv使用rsvp參數或根據專門應用類型對恆定比特率( cbr )數據流進行鑒別和分類,就可能建立完全定義的綜合流,它能夠被引導成為固定帶寬的管道。Wish have a face to face interviewing talk, since saying out is more convince than writing. it is not a long time for i join in work but i worked hard and cumulated as much expirences as others. at the same time, juvenscence, energetic and good appearance make me more confidence to accept my dream work. time is money and everthing
如有緣能夠面試的企業我希望面談,因為語言和面對面的交流比文字更具說服力.我工作的時間並不長但是卻十分努力地積累了很多經驗.還因為年輕和好的外形我有信心能夠勝任我理想的工作The u. n. ' s nabarro warned friday that a bird flu epidemic among humans could begin anywhere, not just in countries like indonesia that showed higher concentrations of the virus
周五警告說人類感染禽流感能發生在任何地方,不僅僅是病毒比較集中的印尼。The simulation result shows that, the cmrr of current - mode instrumentation amplifier be able to reach 97db, and the psrr to 85db
儀表放大器的模擬結果表明,在沒有激光調阻技術支持下,本文設計的電流模儀表放大器的共模抑制比能夠達到97db ,電源抑制比能夠達到85db 。Test study of dynamic hydrocyclone s separation performance
分流比及轉數對分離性能的影響The main aim of system harness of man - made debris flow is to make potential debris flow not broken out and present debris flow decreased
控制固體物質補給是關鍵,合理設計規劃棄土石渣的排放場地是重點,搞好匯水區水土保持系統工程是基礎,調整溝床比降,減少水流動能,使泥石流暴發減少到最低程度。Excavating riverbeds in one channel may not only reduce the velocity area in some areas but also increase the velocity in other areas by increasing flow rate in this channel without correspondent changes in riverbeds of rocky rapids. in result, the velocity in waterway may be increased instead of be reduced, the flow condition may also be deteriorated. thus, which branch should be excavated and how to excavate in improving the flow condition of the branch should be further explored
但在分汊河道內,情況較為復雜,在一汊河道內採取開挖措施后,雖然其過水斷面有所增加,局部流速相應降低,但是由於工程后,汊道的分流比將會相應變化,而石質河床一般無法通過沖淤變化以適應水流條件的改變,因此,航道內工程處的流速可能降低,也可能不降反而有所增加,惡化了航道的水流條件。( 3 ) in excavation channel, the velocity in engineering area may be reduced, but the velocity in other areas of this channel may be increased and the flow condition may be deteriorated as a result of the increase of flow rate in this channel. thus, it should be discussed and studied before engineering practice
( 3 )在汊道的開挖中,工程區域的局部流速可能有所下降,但因分流比有所增加,可能導致其餘部分河段的流速有所增加,惡化航行水流條件,因此在工程前需要進行充分的論證和深入的研究。The flow capacity of the straight pattern valve in the full open position is typically 20 % lower than the oblique type
全開位置上的直線式結構閥門通常比傾斜式結構的流通能力小20 %Standard ( conventional ) port balls are up to one pipe size smaller than nominal pipe size, but still have significantly better flow than globe valves
標準(常規)流道球閥用於管道直徑比管道公稱通徑小的管道,但是其流通能力仍然比截止閥好得多。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。Chapter 3 gives an introduction to the flow rate dividing principle based on meter - in flow rate feedback control of multi - actuators control system. special analysis about simultaneously operating multi - actuators with different inertia loads is made. finally the results of simulation proved that the new method is an effective way to improve the flow - used ratio when the pump discharge flow rate is insufficient
第三章介紹了基於執行器進油側流量反饋的分流控制的原理,並針對大小慣性執行器同時起動時採用該分流控制方法進行了具體分析;最後通過模擬說明該分流控制方法能在大小慣性執行器同時起動並在泵輸出流量不足的情況下有效提高泵輸出流量的利用率,並能實現優先級和分流比混合控制。While the speed is very large, the fuel - air mixing behind the airstream is decreased and the span that the fuel flow in the second combustor is reduced, so the combustion efficiency is decreased, h ) if the fuel streams impinge with the airstreams directly at the air - inlet exit, it make against increasing the combustion efficiency, i ) increasing air - to - fuel ratio within proper range can increase the combustion efficiency
增加燃氣噴射速度有利於增強迴流區強度,頭部燃燒溫度上升,但速度太大則會減弱燃氣同空氣在進氣道下游的摻混燃燒,減少燃氣在室內停留時間,燃燒效率降低; 8燃氣射流與空氣流在進氣道出口直接撞擊不利於燃燒效率的提高; 9在適當范圍內增大空燃比能顯著提高燃燒效率。分享友人