氣液層析 的英文怎麼說
中文拼音 [qìyècéngxī]
氣液層析
英文
gas-liquid chromatograph-
Two of liquid metal materials, i. e. liquid metal pb - 17li and li, are seriously considered for their physical and chemical properties. liquid metal pb - 17li is one of the most attractive candidates for using as breeder, neutron multiplicator and coolant in dual - cooled waste transmutation blanket of fds
分析了有關液態金屬材料的物理化學特性，經過綜合慎重考慮和研究，選取液態金屬pb - 17li作為氚增殖劑和中子倍增材料，同時也作為冷卻劑和氦氣在包層中分離冷卻。Liberation of hydrogen gas would be increased rapidly and sic particles on the surface might be dispersed if the current density exceed the upper limit. furthermore, nickelous hydroxide would be deposited because the ph of plating solution nearby the surface rapidly increased. all of above might result in coating deterioration
若電流密度過大，超過所允許的上限值，會析出大量的氫氣，可能沖散表面覆蓋的sic微粒，而且易使磨頭表面鍍液ph值急劇上升而形成氫氧化鎳沉澱，導致鍍層質量惡化。Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently
本文介紹機載對空微波輻射計探測雲中路徑積分液態水含量（ l ）的輻射傳輸原理和反演方法；根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂直分佈模式，得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其系數的表達式；探索了和反演系數有關系的大氣的影響，並在各個月份之間進行了比較分析；給出了反演誤差的數值模擬檢驗結果：在地面反演值對『真值』的統計相對偏差是15 - 25 ，在6公里高度處為5 - 10 ，表明該方法已具有實用可接受的精度。This paper analyzed the mechanism that gas and liquid flow through the holes according to the fluid characteristics of the compound tray, and put forward that there are three states of liquid flowing, gas flowing and blocked for the holes because of the foam fluctuating on the tray while the compound tray operates
本文根據復合塔板的氣液流動特點，分析了氣液穿孔流動的機理。根據前人的研究結果，提出復合塔板在操作時，由於泡沫層的波動，其篩孔存在通氣、通液和阻塞三種狀態。These instruments can be divided into three categories, chromatographic separation methods including gas chromatography, liquid chromatography and ionic chromatography, spectrometric methods including atomic absorption, ultraviolet / visible absorption, infrared spectrometry, atomic emission spectrometry and fluorescence method, and electroanalytical methods including potentiometry, coulometry and voltammetry methods
如層析法中的氣相層析、液相層析及離子層析，光譜法中的紫外光可見光光譜法、原子吸收光譜法、紅外線光譜法、螢光光譜法、放射光譜法及拉曼光譜法，及電化學方析方法如電位法、庫倫法及伏安法等。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。They used liquid and gas chromatography to fractionate the sample into its molecular constituents ; an electron beam then fragmented the separated molecules in a mass spectrometer to produce a spectrum indicating the basic chemical components
他們運用液相與氣相層析法，將樣本的組成分子分開，然後導入質譜分析儀，以電子束使已分離的分子斷裂，進而產生出可識別基本化學組成的圖譜。The pressure drop of airflow consisting of pressure drop of the perforated plate and liquid - layer is mainly influenced by the plate dimension and bare tower velocity, with the increasing of bare tower velocity, pressure drop of the perforated plate increases. the experimental data are used to develop a correlation as follows : pd 1. 04 10 8 （ wa / s ） 2g this correlation should be used when 5 ， 0. 299m / s u 1. 056m / s. and the pressure drop of liquid - layer is mainly influenced by weir height
空氣流動的阻力主要由孔板阻力和液層阻力組成，孔板阻力主要受多孔板的幾何尺寸及空塔速度的影響，空塔速度越大，孔板阻力越大，對實驗數據進行回歸分析得出的實驗關聯式為： pd 1 . 04 10 8 （ wa / s ） 2g公式適用范圍： 5 ， 0 . 299m / s u 1 . 056m / s 。Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together
本論文選題于國家973 、 863以及國家自然科學基金等項目，結合課題的要求和主要目標，在對光子晶體光纖（ pcfs ）傳輸特性研究的基礎上，首先對光子晶體光纖光柵進行了理論和實驗研究;然後，採用平面波展開法和有限單元法分析了在光纖的空氣孔中填充高折射率液晶對光纖傳導機制和傳輸特性的影響，提出並設計了幾種新型光子晶體光纖;最後，提出並研製成功連續可調諧、輸出功率譜均衡的全光纖化、高功率包層泵浦鉺鐿共摻光纖激光器實驗樣機。Aiming at reducing the roughness of the sidewalls in the manufacturing of the pmma liquid pool by co _ 2 lasers, in the hypothesis that the intensity of the laser has a guassian distribution, the temperature distribution in slab material with limited thickness is studied according to traditional thermal conductive formulas, and the condensing progress of the melted surface of sidewalls is researched. it is concluded from the discussion of temperature distribution that the air bulbs is the major reason for the roughness of the sidewalls
為降低co _ 2激光加工pmma材料儲液池側壁粗糙度，本文根據傳統的熱傳導方程，假定激光強度為高斯分佈，對有限厚板狀材料的溫度場進行分析;並考察側壁表面熔化層凝固過程的特徵;結果表明，側壁粗糙度形成的主要原因在於側壁表面熔化層凝固前氣泡未及時析出。List of analytical techniques used in the inspection of products include : chromatography hplc, tlc, gc, ic
色譜技術高效液相色譜技術薄層層析氣相色譜The items carried out in this course including uv - vis analysis of dyes and organic compounds, determination of cr6 + in aqueous solution, quantitative analysis of inorganic phosphate, quantitative analysis of fe2 +, quantitative analysis of amino acid, application of atomic absorption, conductivity titration, acid - base titration, application of liquid chromatography, anionic chromatography, cationic chromatography, total organic carbon analysis, determination of chlorophyll and application of infrared spectrometer
實驗項目包括染料色素及有機物的紫外光可見光譜分析、水中六價鉻含量測定、無機磷酸鹽的比色定量、試樣中鐵的比色定量、胺基酸的比色定量、原子吸收光譜法的應用、電導滴定方法的應用、酸減滴定法的應用、液相層析方法的應用、陰離子層析、陽離子層析，氣體層析、總有機碳分析、葉綠素含量測定及紅外線光譜法應用。A new high - speed ert experiment system based on the bi - directional current pulse technique is designed and developed. on - line observation is realized for simulating gas / liquid two - phase flow using this experiment system
提出並研製成功了一種新型的基於雙極性脈沖電流激勵的高速電阻層析成像系統並實現了垂直管道的氣液兩相流的在線監測。In general chromatography involves a test material being carried by a moving phase ( liquid or gas ) through a stationary phase ( solid or liquid )
一般在層析中，溶有待測物質的液體作為流動相（液態或氣態） ，吸附在惰性支持物上的物質作為固定相（固態或液態） 。We discuss the phase instability of the system with the grand potential functional and find only gas - liquid phase transition happens and the demixing phase transition does not happen. after numerical calculation we want to draw the phase transition line, but failed in low density because of the divergence in calculation
利用用巨勢泛函展開的方法我們對系統進行了相不穩定分析，發現在我們所討論的離子液體系統中只會有氣?液凝結相變發生，而不會有分層相f碩士學住論文物malaster 』 stm 「變發生。The voidage measurement and flow pattern identification technique of gas - liquid two - phase flow were studied. experimental results show that the developed measurement technique is effective. the main works are listed as the following : a new hybrid image reconstruction algorithm which combines tikhonov regularization theory with sirt ( simultaneous reconstruction technique ) algorithm was presented
本文基於電容層析成像技術（ ect - electricalcapacitancetomography ） ，對氣液兩相流的空隙率測量和流型辨識方法進行了研究，並通過實驗進行了驗證，得到了一些有益的結論：提出了一種基於tikhonov正則化原理和sirt （ simultaneousreconstructiontechnique ）演算法相結合的組合型量化圖像重建新演算法。The effect of the number of grid, liquid water content ( lwc ), median volumetric diameter ( mvd ) and ice layer time step on ultimate ice shape is analyzed, the aerodynamic characteristics of the iced airfoil is analyzed simply, too
分析了網格數、空氣液態水含量、水滴當量體積直徑和冰層時間步長對模擬冰形的影響，此外還對結冰翼型的氣動特性進行了簡要的分析。For the liquid phase method, it is discovered that the optimal encapsulation is obtained at stalling ph equal 8. 5 by the analysis of the influence of ph on the compactness. for the atmospheric chemical vapor deposition, the optimal experimental condition of coating is determined by the analysis of the influence of different reaction temperature and different flow rate of o2 and different reaction time on the compactness of the coating and the luminescent performance of the phosphor in the experimental scope
對于液相包膜，通過分析陳化ph值對膜層緻密性能的影響，發現在ph值為8 . 5陳化能夠得到最佳的包覆；對于化學氣相沉積法，通過分析不同溫度、不同氧流速、不同時間對包覆膜層緻密性能和zns ： cu材料的發光性能的影響，找到了該實驗范圍內包覆的最佳條件。But there are some problems and difficulties in ect designs and ect applications. the topics of this dissertation are small capacitance measurement that is a key part in ect designs and ect applications, high - speed data acquisition system design and ect applications in two - phase flow parameter measurement
本文針對制約電容層析成像技術發展和應用的微弱電容測量和數據採集速度等問題進行了深入研究，研製了一套高速電容層析成像系統並在氣液兩相流流型識別和空隙率測量以及流化床固相含率分佈量化監測上得到成功應用。分享友人