流動損失 的英文怎麼說

中文拼音 [liúdòngsǔnshī]
流動損失 英文
flow loss
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 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...
  • 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
  • 損失 : 1. (失去) lose 2. (失去的東西) loss; wastage
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了熱風爐燃燒室內的氣分佈規律.在此基礎上,比較了2種不同設計方案的氣特徵,尤其是研究了燃燒器空氣通道內阻板的設置與否對空氣和煤氣的和混合的影響.結果表明,阻板的設計對加強空氣和煤氣的混合有著極為重要的作用,同時也增加了空氣管道的阻力,在同樣的工況條件下需要提高管道系統的總壓力
  2. The study of the vortex loss of the magnetic airproof driver

    磁力密封傳器中渦的研究
  3. The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low

    對高貝利特水泥高性能混凝土工作性能的研究結果表明,高貝利特水泥與高效減水劑具有良好的適應性,表現為初始度較大,經時較小,具有明顯的飽和點且飽和點摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作性能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作性,這一特性預示著高貝利特水泥更適宜配製水膠比很低的超高強混凝土。
  4. First, it is compressible and cushiony ; second, it can be transported to a long distance with a little power loss ; the last, its flux and velocity of flow are quite high, so the reaction time of the operators can been considerably shortened. aiming to solve the problems of vibrating machinery such as short life - span, poor cushion and high energy consumption, the writer, on the basis of characteristic of pneumatic mentioned, contrives a set of valve controlled pneumatic vibrator, which has larger output vibrating force and longer life - span with simple structure. then, it is applied to drive a vibrating screen and the result is fairly well

    文中針對氣技術本身的特性及優點,如:可壓縮,具有緩沖性;能耗小,便於遠距離輸送;量大、速高,執行元件響應速度快等,以解決振機械在應用過程中的緩沖、能耗以及使用壽命等問題為目的,設計出一套輸出激振力大、結構簡單、使用可靠的閥控氣激振器,並將其成功地運用到振篩上,取得了較好的效果。
  5. Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward

    文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地利用調整方案,從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用,長江中游地區應積極推進農業現代化,提高農業勞生產率,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少量的直接從事農業生產的經營管理人員,農忙時則大量地使用季節性合同工或實現機械化,大洪水時退田還湖,減輕長江幹大洪水的壓力,減少分洪與特大洪災時的,這樣還可促進避洪、冬季農業等的發展,也有利於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?
  6. The effect of cement compositions on mortar fluidity loss

    水泥組成對膠砂度經時的影響
  7. But when fault was occurred, sometimes there would be great loss. for the reason, the paper put forward a microcomputer bus protection scheme suit for mv or lv power system with low current grounding based on the great researching about the working theory of current bus protections and the characteristic of mv or lv system with low current grounding. based on it, the paper has designed the platform of the hardware and the software programs

    針對國內目前中、低壓電網大都未裝設母線保護裝置,發生故障不能及時切除時造成很大的狀況,本文在廣泛研究當前主的母線保護作原理並認真分析了中、低壓小電接地系統特點的基礎上,提出了一套適合中、低壓微機母線保護裝置的研製方案,並據此選擇、搭建了硬體平臺,設計了軟體功能程序。
  8. The effect of groyne length and layout on water surface is analyzed in the paper. based on the results of simulation and experiment, the local energy loss of the flow due to the groyne is studied. consequently the surface variation and height of damming are also analyzed

    論文分析了丁壩長度與布置對水面線的影響,根據場、紊場模擬結果和實驗結果研abstract究丁壩造成的水局部能量,並對水面變化和丁壩奎水高度進行了分析。
  9. Invest only a small portion in eld out of your total liquid asset and hence any loss will not significantly impact your financial situation

    投資股票掛?存款只佔您的總資產之小部份,因此有關的不會對您的財政狀況帶來重大影響
  10. Then, the change of the pressure of the concrete in the pipage is studied. lastly, the pressure losing and the error of the routine measure are discussed. chapter three discusses the fussy self - study issues based on the concrete technology the first section expounds the basic fuzzy self - study theory

    首先介紹泵送混凝土的特徵,接著研究泵送混凝土在輸送管中泵送壓力的變化,並分析影響泵送壓力的因素,從而討論常規計量方法的缺陷第三章主要是針對前章理論模型應用模糊自學習技術。
  11. The preparation of chain transfer, the mol percent of pea : aa : mma and the time of combind were systermic investigated. the performance of pc was refledted by the neat cement paste fluidity and fluidity losing. the results indicated : ( 1 ) the preparation of chain transfer was one of most factor of control the molecular weight of copolymer and influence the performance of pc

    通過測定減水劑的水泥凈漿度及宏觀反映合成減水劑共聚體pc的性能,研究結果表明: ( 1 )鏈轉移劑是控制共聚物分子量影響共聚體pc性能的主要因素之一,在選擇鏈轉移劑zy 、用量為8 aa時的作用效果最佳。
  12. In the third chapter of this dissertation, based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen, the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture. the model includes the dual ? area thermodynamics sub - model, quasi - dimensional turbulent entrainment combustion sub ? model, turbulence flame promulgating sub ? model, hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on

    本文從氫燃料的物化特性和燃燒特徵著手,通過分析氫空氣混合氣燃燒的湍火焰結構和燃燒化學反應力學,基於雙區燃燒模型,建立了包括雙區熱力學、準維湍卷吸燃燒、湍火焰傳播速度、氫空氣混合氣燃燒化學反應力學以及傳熱等模塊的燃燒模型,並給出了相應的計算方法。
  13. In a effective marcket price is a synthetical result of many factors, so this paper focuses on price to research the operation of covered warrant in hongkong and to find the best model for hongkong. by analyzing the development, operation, management, pricing model in hongkong, this paper designs and adjusts details of operation for covered warrant in mainland. finally this paper offers a solution using covered warrant to implement the circulation of non - circulation share and demostrates the method to calculate parameters via two samples

    在一個有效的市場中,價格是各種因素的綜合反映,因此本文以價格為核心,通過定價模型的回歸分析發現香港市場備兌權證的最佳模型,從中揭示香港的市場特徵並評價其運作效果;借鑒香港的實踐經驗,對內地引進這一金融工具的運作模式作了方案設計,並結合內地證券市場的實際情況,對該模式作了一定的改進和調整;最後針對內地股市非通股的全通問題,設計了一套通過備兌權證補償投資者和平抑市場波的方案。
  14. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反電勢無刷直機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈系數、轉矩電比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不轉矩電比的基礎上,更有效地抑制電磁轉矩脈
  15. Automatically detect the voltage of battery, regulate the charging current, and compensate for the self - discharging loss of battery at any moment to ensure that the generator set obtains the suffcient electric quantity of battery required whenever the generator set starts

    檢測蓄電池電壓,調節充電電大小,隨時補充電池自放電,保證機組任一時刻起所需電池電量。
  16. 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場相互作用產生氣力和熱,並且消耗冷卻空氣,從而害渦輪的整體循環效率。
  17. The study shows that the flow ability has been greatly improved and its loss has been reduced, while the time of paste hardening has been delayed by adding the high - ti bfs powder

    試驗同時指出,高鈦礦渣的摻入,明顯提高了膠砂性,減少了度的經時,延緩了水泥凝結時間。
  18. The impaction of numerical precision on the accuracy of simulated flow field is checked. curving level of throat wall arc mesh is compared to see the effect on flow loss

    並比較了數值精度對場模擬精度的影響和喉道壁面網格的圓弧度處理對流動損失的影響。
  19. By presenting the simplified flow model, the flow and velocity triangles were analyzed. in the paper, the author excavated the performance, calculated the velocity - pressure and flow loss of the worm shell, the outlet element of the pump

    論文還深入研究了螺旋型離心泵的蝸型擴散管的結構和原理,計算了蝸型管的速度、壓力、流動損失,分析了擴散管的增壓原理。
  20. A mathematical model of flows in the substrate was established using the equivalent continuum approach, and multi - dimensional numerical simulation of the steady flows in the catalytic converters was performed. simulation results show that the separation and vortex, which cause the pressure loss and the velocity non - uniformity at the front of the first substrate, are generated near the wall of the conical pipe. in addition, the larger the inlet cones angle the more the pressure loss and maldistribution in converters, however, when the angle enlarges enough the pressure loss would be decrease

    結果顯示氣在擴張圓錐管壁附近出現分離產生較強的擾,造成局部流動損失和載體前氣速度沿徑向分佈不均勻;入口擴張管結構對催化器的特性有很大影響,但並非擴張角越大,催化器速武漢理工大學碩士學位論文分佈的不均勻性和壓力也增大,而是存在著一個最佳角度,但當擴張角增大到一定程度以後,擴張角對速分佈和壓力的影響變小。
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