液體理論 的英文怎麼說

中文拼音 [lún]
液體理論 英文
theory of liquids
  • : 名詞(液體) liquid; fluid; juice
  • : 體構詞成分。
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 液體 : liquid; liquor; fluid
  • 理論 : theory
  1. First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field

    首先,對介質的靜電霧化機作了初步的探討,上分析了霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對荷電方法進行了研究分析,對于高電導率的,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前面的研究分析,設計和組裝試驗裝置,在同一環境下對煤油、乳化劑、酒精三種不同介質進行高壓靜電霧化試驗,並對試驗結果進行分析處,總結出靜電霧化與表面張力、電導率和粘度的關系及電壓對靜電霧化的影響等,得出高壓靜電場中霧化的一般規律。
  2. The main evidence for the validity of nucleation theory rests on its ability to predict closely the critical supersaturation for most liquids in cloud chamber experiments.

    成核正確性的主要證據在於它能在雲室實驗中精密地預測多數的臨界過飽和度。
  3. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流噪聲,本文以截流作用和的可壓縮性為依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  4. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘壓啟閉控制系統要求解決同步控制問題,文中從智能控制角度出發,採用了一種改進的模糊神經網路,結合模糊聚類分析方法,闡述了應用該網路實現同步控制的原。通過對比模擬實驗表明:應用模糊補經網路實現同步控制是可行的,而且它的同步控制效果要優于傳統的設置主從令缸控制方法,具有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘壓控制系統的計算機監控系統( scada )的方案、結構、應用和主要功能,採用雙層網路化結構:上位機網路和下位機網路,並結合plc通信網路技術和組態軟等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統模式在船閘壓控制系統的計算機監控系統的功能實現中所具有的特點。
  5. This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically

    本文初選出部分有機相變貯能材料,採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇系共11組系的二元固相平衡關系,繪制了這11組系的t - x相圖,測定結果表明,這幾組系均為簡單低共熔系;同時利用差熱掃描量熱法( dsc )對上面各組系低共熔點處的相變焓進行了測定;並對18烷-羧酸系列進行了熱力學預測。
  6. As to the work about theory analysis, at first, the paper describes the atomizing and humidifying process of the centrifugal nozzle with firing pin type, high pressure and little aperture and liquid physical properties. later, combining with the structure characters of this kind of nozzle, the paper studies on the theory of the atomizing and humidifying process by three phases, which is water film forming phase, water film falling into pieces phase, and heat and mass transfer between water and air phase in turn

    工作方面,首先描述了撞針型高壓小孔徑離心式噴嘴的霧化加濕過程和的物性質,然後結合撞針型高壓小孔徑離心式噴嘴的結構特點,將其霧化加濕過程分三個階段進行機上的研究,這三個階段依次為膜形成、膜初次破碎及二次霧化、水與空氣的熱濕交換。
  7. Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted

    研究的主要結果具如下: 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素,確定了浸出鋅浮渣的最佳條件為:固比為6 : 1 ,攪拌速度為250r min ,粒度為- 120目,酸浸時間為5 . 0h ,硫酸濃度30 ,鋅浮渣的浸出率大於92 . 0 ; 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上,提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法,並分析和討了影響除錳率和除鐵率等各種因素,確定了除錳的條件為:溫度90 , ph值5 . 4 ,反應時間3h ,過硫酸銨達到值的1 . 2倍,除錳率超過99 . 86 ;聯合法除鐵的條件為:氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5
  8. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機,從影響旋噴樁復合地基豎向承載力的因素入手,基於圓孔擴張給出了樁豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究,提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定,並提出相應的設計方法和修正參數;此外,結合工程應用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  9. Different from mammals, the early embryos of fish can not be preserved for the long period at the very low temperature ( - 196 ). therefore, three methods were usually applied to cryogenic preservation of the fine and rare species of fish : 1 ) perserving fish spermatozoon in cryogenic condition. researchers have had systematically studied on this technique for many years, and this technique has been utilized in application and made a lot of effects ; 2 ) combining with the techniques of cell engineering ( nuclear transplantation and electric fusion etc. ), and through the process of culturing histiocyte of fish, cryopreservation and re - culture after thawing, carrying out somatic cell breeding of fish. the past studies showed that the nucleolus of somatic cells of fish have totipotency

    多年來,國內外學者對各種魚類精的冷凍保存進行了大量的系統研究,目前這項技術已達到實用水平,並日益發揮作用;二是對魚類培養的組織細胞冷凍保存,通過魚類細胞的培養、超低溫凍存、解凍后再培養過程,結合細胞工程技術(如核移植、電融合等)進行細胞育種;大量的研究結果表明魚類細胞核具有發育的全能性,隨著細胞培養技術、細胞工程技術日益發展成熟,完全具備實現魚類物種種質長期保存的基礎和技術條件。
  10. This thesis aims to design one instrument to measurement of the fluid thermal conductivity by used the hot - wire method ( hwm ). firstly expatiated on the theory of this method, got the academic solution by analyzing the ideal model, and then amended the ideal solution to satisfy the factual situations

    本文重點討瞬態熱線法測量的導熱系數,從與實驗及數值模擬的角度分析探討瞬態熱線法測量導熱系數原及其實現過程,並分析與實際測量過程中的誤差產生原因及誤差避免與校正。
  11. With its advance, the centrifugal pumps of liquid - solid two - phase fluids, which are the vital devices in hydraulic transport, are evolving. the perfection of designing theory and method has been an important project of professors, researchers in industrial departments, universities and institutes in every country

    研究固兩相流在離心泵內的運動規律,完善其設計和設計方法,一直是各國工業部門和大學,科研機構的教授、研究人員十分重視的課題。
  12. Theoretical study on energy equilibrium of pulsed liquid jet pump

    脈沖射流泵能量平衡的研究
  13. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟系統.使用該系統,可以生成多種母線輪廓回轉外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  14. The still sketchy theory of luminescence in solids and liquids cannot be discussed here in detail.

    在此不能詳細討目前還很粗糙的固的發光
  15. In this paper, porous nanocrystalline titanium dioxide films were used to modify the surface of quartz crystal microbalance ( qcm ), the response of qcm with high roughness layer hi liquid phase was discussed, and the difference between the theoretic value and frequency response measured was illustrated in detail

    本文採用tio _ 2納米粒多孔膜修飾壓電晶傳感器,對高粗糙度壓電傳感器的響應進行了探討,闡明了在相中壓電響應的實際值與值產生偏差的主要原因。
  16. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機及對的流變性影響等特性,在燃油霧化燃燒中逐步引起人們的重視,尤其在重渣油等高粘度的霧化過程中逐步顯示出其優越性,但其具的霧化機還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化相結合是本文討的主要內容本文從研究超聲波的一些機入手,討了超聲動力發生器氣泡霧化以及粘度對霧化質量的影響,並通過具的實驗,根據實驗數據來討霧化質量隨各種結構參數運行參數的變化規律,以便找到超聲霧化的一些規律,豐富對超聲霧化機的研究,對超聲霧化噴嘴的設計具有一定的指導意義。
  17. In this paper firstly introduces the development of scientific drilling project in the developed countries, secondly presents the opportunities and challenges faced by china in the process of proceeding ccsd ( chinese continental scientific drilling project ), and the main contents of the paper focus on researching and developing a novel drilling fluids, formate brine solid - free drilling fluids, that may be suitable for ccsd

    本文首先介紹了科學鉆探在發達國家的進行情況,相繼闡述了中國進行大陸科學鉆探工程將面臨的機會和挑戰,文的主要內容是研究一種能適合大陸科學鉆探的鉆井系? ?甲酸鹽無固相鉆井系。文的重點分甲酸鹽無固相鉆井系的若干問題研究和試驗兩部分。
  18. The threshold and saturation voltage are important technology parameters in lcd. in this paper, by linearization method of the continuum theory of nematic liquid crystal, we show the analyzed results of threshold and saturation voltage of ips mode with tilt angle and weak surface anchoring conditions

    晶顯示器中,閾值電壓和飽和電壓是晶顯示器的重要工藝參數,本文從連續出發,同樣利用線性化處的方法,給出弱錨定邊界條件下,有預傾角的ips型盒的閾值和飽和電壓的解析結果。
  19. In this paper, according to the continuum theory of ericksen - leslie, we aquire the equation of the motion for the director and the velocity in nematic liquid crystal

    本文從ericksen - leslie連續出發,經過細致嚴格的推導,得出晶指向矢與流速的關系方程。
  20. In order to optimize the swaying platform, this paper mainly refers to the rigid - flexible coupled simulation, optimization of the spider and the parametric analysis of hydraulic cylinders, at first, using the flexible body theory, this paper changes both key parts of spider and wire race bearing into flexible bodies

    本文主要從剛柔耦合模擬、十字軸的優化以及壓缸的參數化分析這三個方面對搖擺臺進行了模擬和優化。首先採用柔性將搖擺臺的十字軸和鋼絲球軸承這兩個關鍵部件轉化為柔性,實現了搖擺臺剛柔耦合模擬。
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