熱轉變的 的英文怎麼說
中文拼音 [rèzhuǎnbiànde]
熱轉變的
英文
caloritropic-
The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements
結果表明:有機硅聚合物-聚丙烯酸酯梯度膜有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酸酯梯度膜具有較好的熱學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。In this paper, using phoenics software to compute and analyze the variety rule of the convecting transfer heat at the basis of computing and analyzing the temperature and velocity field of one underfloor supply air room with a focus hot source, and concluding that the number of the hot source and the supply air outlet > the intensity of the hot source and the volume of supply air will influence convecting transfer heat, and obtained its correlativity formula
本文針對一下部有集中熱源的地板送風空調小室,利用phoenics軟體,在計算分析小室內氣流的速度場及溫度場的基礎上,對對流熱轉移量的變化規律做了計算分析,最後得出對于下送風小室的對流熱轉移量與熱源的個數、送風口個數、熱源強度、送風量等因素有關,並且得出了其相關關系式。At the same time, i discover that the number of the return air inlet has a little influecing and it can be neglected. when there is hot resource at upperside of the room, the hot jet and supply air jet together affecting. at the same lower part heat intensity, a utmost wind speed exist, the supply air speed lower, the more heat intensity on the upside, the less convecting transfer heat, whereas
對于上部有熱源的條件下,則其對流熱轉移量的變化關系是由熱射流與送風冷射流共同作用影響的,在下部熱源強度相同的條件下,存在一極限風速,在該風速以下,上部熱源強度越大,則對流熱轉移量越小,反之在該風速以上,上部熱源強度越大,則對流熱移量越大。Mas precursor powders are prepared using aluminium sulfate, colloidal silica, and magnesium nitrate as raw materials via sol - gel methods, dsc - tg and xrd show that the mas precursor powders transform to cordierite completely at 1300
以硫酸鋁、硝酸鎂和硅溶膠為原料,採用溶膠-凝膠法,制得mas先驅體粉末, xrd表明,該粉末經1300的熱處理后,完全轉變為堇青石。It compute the parameter of deflexion caused by thermal distortion in orbit, deduce the general expression for spreading beam after thermal distortion of reflector and the center deflexion of facula received in ccd. with the method of fixing etc, it put forward the restrain measures adopted accordingly
計算了在軌運行條件下反射鏡面熱變形引起的表面法向偏轉參數,推導了鏡面變形后出射光線的通用表達式以及鏡面變形前後在ccd探測器上的接收光斑中心偏轉量的計算表達式。All is in a delirium of change.
什麼事物都在火熱的轉變之中。The globalization course was that the preformed texture recrystallized and became the granular equiaxed grain, when the temperature rose and the holding time prolonged, the granular grain melted at some area and at the liquid - solid interface the grain globalized at the role of the curvature overheated
過程機制為:擠壓形變組織在加熱過程中首先發生再結晶長大變為顆粒狀等軸晶;隨溫度升高和保溫時間延長,等軸晶發生局部熔化,液固界面的曲率過熱使晶粒外形向球狀轉變。According to the nb - si phase diagram, the temperature of 1550 ?, which is lower than the eutectoid transformation temperature of nbssi ( 1783 ? ), is chosen for heat - treatment. according to the present conditions of the furfaces, heat - treatment by stages is first proposed for the nb - si system intermetallic composites to keep the furface in good conditions. the results indicate that the equilibrium nb + nbssia dual - phase microstructure of the nb - si system intermetallics forms gradually via such eutectoid reaction as nbasi ? nb + nbssis with the heat - treatment time
根據nb - si二元相圖,選擇略低於nb _ 3si共析轉變溫度t _ f = 1783的1550對鑄態nb - si系金屬間化合物進行不同時間( 25h - 100h )的熱處理,並根據目前國內和我院熱處理爐的現狀,首次提出採用分段熱處理的方法來解決nb - si合金熱處理溫度高、連續熱處理時間過長而影響熱處理爐壽命的困難。The priority in forest history studies was shifted from forest history in the temperate zone to forest history in tropical zone
就國際森林史研究來看,經歷了一個從重點研究溫帶森林史向熱帶森林史轉變的過程。Test conditions for numerically controlled turning machines and turning centres - evaluation of thermal distortions
數控立式車床和旋轉中心的試驗條件.熱畸變的評價The experimental results of the flow characteristics of the mmc heat sink indicate that the critical reynolds number signifying the transition from laminar flow to turbulent flow is in advance ; under the same experimental conditions, the variation in entrance direction of the microchannel inlet and outlet has little effect on the microchannel ; the experimental values of the friction factor of the de - ionized water in a microchannel agree well with those calculated using the theoretical laminar formula ; furthermore, a comparison of the experimental results and simulation results shows that navier - stokes equation and rng - turbulence model can be used to model the laminar and turbulence flow regions in a microchannel ; meanwhile, the correlations of the flow resistance in the turbulent flow regions for the de - ionized water as the working fluids are obtained from experiments
對歧管式單通道熱沉流動特性的研究結果表明,微通道內流體流態由層流向紊流轉變的臨界雷諾數提前;改變流體的進出口方向對熱沉總壓降造成的影響很小;摩擦系數的實驗值與理論值較接近;數值模擬結果能夠與實驗值較好吻合;並由實驗給出了紊流區流動阻力的實驗關聯式。此外,選用十二烷基硫酸鈉( sodiumdodecylsulphate , sds )以及烷基多糖苷( alkylpolyglycoside , apg )作為減阻添加劑,研究了表面活性劑添加對微通道流動特性的影響。Testing methods for heat of transitions of plastics
塑料熱轉變的測試方法He just wanted to learn how these animals are able to convert infrared radiation - or heat - into a signal that can be processed by the central nervous system, giving the snake a second source of vision
他只想知道蛇是如何把紅外線幅射或熱轉變為中樞神經系統能處理的信號,這使蛇有了第二視力。Let s walk includes nine core programs offering differentiated and integrated services to young people. it delivers according to the needs and motivations of young people. all young people in let s walk will have a personal advisor ( registered social workers ) to help them identify their goals and set directions ; they will also be available to support them when they make important life choices
希望能在青少年面對成長轉變的過渡期中提供一站式的服務,除了由青年導航員(注冊社工擔任)協助探索及規畫前路外,並設有多元化的服務協助發展,包括動力熱線、上門追擊隊、有路行工程、有學返工程、有工做工程、有友網fanclub 、青連網工程、動力家長聯網,以及設有30萬港元的青年起動獎勵工程。This projection takes into account the effects of aerosols which tend to cool the climate as well as the delaying effects of the oceans which have a large thermal capacity. however, there are many uncertainties associated with this projection such as future emission rates of greenhouse gases, climate feedbacks, and the size of the ocean delay. . etc
這預計已考慮到大氣層中懸浮粒子傾于對地球氣候降溫的效應與及海洋吸收熱能的作用(海洋有較大的熱容量) 。但是,還有很多未確定的因素會影響這個推算結果,例如:未來溫室氣體排放量的預計、對氣候轉變的各種反饋過程和海洋吸熱的幅度等等。The property of freedericksz transition and the bistable state for nematic liquid crystal ( nlc ) cell in the surface physics of liquid crystal ( lc ) have been one hot point of current lc science
液晶錶面物理中弱錨定向列液晶盒的freedericksz轉變的性質以及與此相連的雙穩態問題是目前液晶科學的一個熱點問題。The property of freedericksz transition and the problem of bistable state for weak anchoring nematic liquid crystal ( nlc ) cell in the surface physics of liquid crystal ( lc ) have been one hot point of current lc science
液晶錶面物理中弱錨定向列液晶盒的freedericksz轉變的性質以及與此相關的雙穩態問題是目前液晶科學的一個熱點問題。The author summarized the research results in this respect in recent years ; introduced the vitrifying conversion of rice and its influence on thermal physical property ; described the formation of crack and explained the formation of crack according to the theory of vitrifying conversion ; expounded the relationship between crack, breakage, percentage of head rice and vitrifying conversion ; finally put forward the suggestions to improve the existing rice drying technology and relevant problems to be studied further
介紹了稻穀的玻璃化轉變及其對熱物性的影響;論述了裂紋的形成以及根據玻璃化轉變理論對裂紋形成的解釋;闡述了裂紋、破碎、整米率、玻璃化轉變的相互關系;最後提出對現有稻穀乾燥工藝進行改進的建議以及有待進一步研究的問題。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。The configuration and microstructure of production, the effect of heating temperature and chemistry match ratio on reaction and production, the effect of calcining temperature and time on the changes of production crystal were studied by xrd, tem, dta and microscope
本文通過xrd 、 tem 、差熱分析、金相顯微鏡等手段對所制備材料的結構、組織形貌、點火溫度和化學配比對反應現象和反應產物的影響、煅燒溫度和煅燒時間對產物晶型轉變的影響等方面進行了分析研究。分享友人