溶化工段 的英文怎麼說
中文拼音 [rónghuàgōngduàn]
溶化工段
英文
melt station-
According to theory of the environmental isotope tracer and theory of deuterium excess ( d - excess ) parameter with the atmospheric water and the groundwater, the dissertation has comprehensively researched on the regional karst water and the pressure - bearing karst water in deep maoba syncline in virtue of routine geologic and geochemistry investigation
根據環境同位素示蹤、大氣降水氘過量參數和地下水氘過量參數演化理論,結合常規地質、地球化學工作,對該地區域巖溶水和毛壩向斜段核部深層巖溶承壓水進行了綜合分析研究。The parameters of impregnation are as follows : ph is about 3, the range of temperature is from 20 to 45, and the time is about 2 to 6 hours. after the necessary treatments, zirconia cloths had the optimal strength when the diameters of zirconia fibers were controlled in 4um to 7um, and the sizes of zirconia grains were in 50nm to 100nm. the affec - ting factors were discussed and the liner regression analysis of the cloths was made, from w hich they show that the diameters and grain sizes have the significant influences on zirconia cloths. the obtained zirconia cloths have been accepted for use in nickel - hydrogen batteries by practical use
研究結果表明:粘膠類纖維布最適合制備氧化鋯纖維布的前軀體;鋯液濃度以飽和溶液為宜;浸漬工藝參數為ph值3左右,溫度20 45 ,時間2 6小時;多餘鋯鹽的去除、浸鋯液后纖維布的整平處理及平燒施應力燒成有利於氧化鋯纖維布的柔軟及平整; 200 600燒成溫度段應緩慢燒成,控制氧化鋯纖維直徑在4 7 m ,氧化鋯晶粒尺寸50 100nm時氧化鋯纖維布的強度最好。In order to research systematically the kinetics of the redox reaction between tbh and np ( vi ), the main contents of the work in this paper are as follows. ( 1 ) tbh is synthesized by direct alkylization in chsoh media. the structure and composition of the product are characterized by elemental analysis, uv - vis spectrum, ir spectrum, ms spectrum and nmr spectrum respectively
為深入系統的研究特丁基肼還原np ( )的動力學,為后處理工藝流程提供實驗和理論依據,本文研究了以下內容: ( 1 )以甲醇為溶劑,用直接烷基化的方法合成了特丁基肼,並通過元素分析、紫外光譜、紅外光譜、質譜、核磁共振譜等手段對產品進行表徵。The power prepared was examined by many kinds of analytic measures, like as xrd, xps, tem, sem and x rays fluorescence, etc. the sol - gel method was used to synthesize dy - doped titanium oxide, the impact of elements such as solvent ' s quantities, temperature, ph value, calcination temperature on the course of sol - gel is studied, and the quantities of mixed rare earth is also studied on the influence about the structure of phase, thus established the best technology parameter
本文對摻雜稀土元素鏑的氧化鈦和氧化鋯超微陶瓷粉末的制備的工藝過程進行了研究,並用xps 、 xrd 、 tem 、 sem和x射線熒光等多種測試手段對制得的粉末進行了分析。用溶膠-凝膠法合成氧化鏑/氧化鈦的陶瓷粉末,研究了溶劑量,溫度, ph值,煅燒溫度等對溶膠-凝膠過程的影響,以及摻雜稀土量對相結構的影響,從而確立了最佳的工藝參數。The synthesis process of single - wall carbon nanotubes ( swnts ) by catalytically chemical vapor deposition ( ccvd ) was investigated and the product was characterized with transmission electron microscopy ( tem ), electron diffraction ( ed ), electron dispersive spectra ( eds ) and raman scattering spectra etc. pyrolysis of methane over solid catalysts prepared with impregnation, ion - adsorption precipitation, and sol - gel technique can all lead to the growth of swnts
本文研究了單壁納米碳管的化學氣相沉積法( cvd )制備工藝,並運用透射電子顯微鏡( tem ) 、 x - ray能譜( eds )與喇曼( raman )光譜等分析手段,對產物及催化劑進行了表徵。採用浸漬法、吸附沉澱法與溶膠凝膠法等制備了催化劑,併合成了單壁納米碳管。While sol - gel technique was optimized, the yield of swnts was improved and the radial breathing mode ( rbm ) of them appeared in raman spectra. furthermore, we also achieved bulk production of multi - wall carbon nanaotube bundles. the experimental results indicated that the preparation of catalysts played a key role in the yield and quality of swnts
優化了溶膠凝膠工藝,獲得了一種性能優良的催化劑,制備出了較高產量的單壁納米碳管, raman光譜低頻段明顯的單壁納米碳管的徑向呼吸模式( radialbreathingmode , rbm )特徵峰,進一步證實了這一結果。A low detonation velocity explosive with medium density ( lg / cm3 ) and proper power ( > 320ml ). which made from obsolete propellant by controlling the granularity and adding the inhibitor, is studied in this thesis ; the distribution of water in the powdery propellant is described, the effect of detonation velocity from different granularity of powdery propellant is studied and the simulated mathematical model on leakage of water in low detonation velocity explosive is also showed furthermore, the method involved in controlling the leak of water in explosive is provided. meanwhile the effect of inhibitor is experimented some of formulations and processes of low detonation velocity explosive are given in details
廢棄發射藥可直接用來製造凝膠炸藥,在發射藥顆粒的空隙中加入氧化劑和高分子的混合溶液,經過一段時間后氧化劑溶液變成凝膠狀態即可制得灌注炸藥,該灌注炸藥具有密度較高( 1 . 4g / cm ~ 3 ) 、抗水、爆速較高的特點;文中對灌注液所涉及的材料、工藝流程進行了研究;分析了灌注炸藥的力學性能;利用灌注炸藥的高爆速及發射藥的低爆速組成一定形狀可用來形成特殊的爆轟波,利用matlab程序設計出了平面波發生器並對影響因素進行了討論。In the process of preparing powder, xrd, dsc, ir, sem modern measuring method are used to determine the parameter of experiment, study on the forming mechanism of sol - gel and transition from dried gel to mullite after thermal treatment, and in the end radius of grain of forming powder is tested
在制粉過程中,我們藉助xrd 、 dsc 、 ir 、 sem等現代化測試手段,制定了工藝參數,研究了溶膠凝膠形成機理及過程、干凝膠在熱處理過程中向莫來石轉變的過程,並對形成的粉末進行了粒徑測試。By using x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ), differential scanning calorimeter ( dsc ) and optical microscopy, mechanical activation is investigated. and during the study, two new innovative processes or thoughts, " dual activation reactive milling " and " in situ synthesis in salt bath activated by ma " has been presented for the synthesis of nanometer - sized powder. the phase transformation and oxidation control of cu - cr system during ma is also investigated
在採用x射線衍射分析( xrd ) 、掃描及透射電子顯微鏡( sem tem ) 、能譜分析( eds ) 、熱分析( dsc ) 、激光粒度測試等試驗手段對ma過程機械激活作用的研究中,發現並提出了「雙重激活反應研磨」和「機械激活鹽浴合成」兩種創新工藝思路;同時,對cu - cr難互溶體系在機械合金化過程中飽和固溶體、氧化物非晶的形成以及氧化現象的控制進行了探討分析。All procedure is carried out according to software engineering, and adopted structural design and facing data flow methods. the design of program coding is combined to the idea of simultaneity engineering. the software color is under mdi frame of windows, simultaneously, noticing the correlative document editing for the future maintenance work
本課題的工作過程嚴格按照軟體工程的要求進行,詳細設計階段採用結構化設計方法,面向數據流進行設計;程序編碼階段溶入并行工程思想,軟體風格採用windows風格的mdi框架,同時注意相關文檔的編寫,為后續的維護工作作好了準備。Nanocrystalline cerium ( iv ) oxide ( ceo2 ) powders were prepared by means of different methods, sol - gel method, precipitation method and electrochemical method. the powders were analyzed by using x - ray diffraction ( xrd ) and transmission electron micrograph ( tem ). ceo2 powders in different ways were compared from shape of particles and preparation technics
本文主要採用液相法中的溶膠-凝膠法、均勻沉澱法和電化學法制備了ceo _ 2納米粉體,通過x -衍射、透射電子顯微鏡等手段對所制備的納米粒子進行了表徵,並從粒子的形態及制備工藝上進行了比較。分享友人