轉化溫度 的英文怎麼說
中文拼音 [zhuǎnhuàwēndù]
轉化溫度
英文
conversion temperature-
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。5, both melting point ( tm ) and isotropization temperature ( tj ) of all the three series compounds change regularly with the carbon numbers of the end alkoxy group increased. there is a gradual increase in smectic phase length and in the smectic - nemetic transition temperature. at the same time there is a gradual decrease in nemetic phase length
五,三個類型化合物16ia至16id 、 16ila至16lid 、 17ia至17id 、 17ila至17lid 、 18ia至18id和18ila至18lid的熔點和液晶態的清亮點均化合物分子中末端烷氧基增大逐漸降低;近晶相的溫度范圍和近晶相一向列相轉變溫度逐漸增大,而向列相的溫度范圍遞減。Swelling test, dsc and tg were used to determine the solubility parameter, glass - transition temperatures and thermolysis temperatures of polycondensates
使用溶脹試驗、 dsc 、 tg對其溶度參數、玻璃化轉變溫度、熱分解溫度等參數進行了測定。The crystallization and melting behavior of mellocene - catalized branched and linear polyethylenes of low molecular weight was studied. it was found that the crystalline lattice of branched polyethylene is larger than that of linear polyethylene because of the existence of branched chains. the melting behavior of branched polyethylene is similar to that of linear polyethylene since the branched chains can not enter the lattice. however, the crystalline behavior of low molecular weight branched polyethylene is the same as that of high molecular weight linear polyethylene, but different with that of low molecular weigh linear polyethylene. kinetics theory analysis evidenced that the transition temperature of growth regime of the branched polyethylene is about 20 lower than that of linear polyethylene with the same molecular weight. it may be attributed to the existence of short branched chains
研究了金屬茂催化的低分子量支化聚乙烯和線性聚乙烯的結晶及熔融行為,發現支化聚乙烯的結構與線性聚乙烯相同為正交結構,但晶格略有膨脹.支鏈的存在對熔融行為影響不大,兩種聚乙烯的熔點均隨結晶溫度的升高而非線性增加,表現出低分子量樣品的共同特徵.但支鏈的存在對結晶行為卻有很大的影響,主要是由於支鏈的存在降低了晶體的結晶速率從而影響結晶過程,使得低分子量的支化聚乙烯的結晶行為與高分子量線性聚乙烯的結晶行為相似而與低分子量的線性聚乙烯不同.動力學分析表明,低分子量的支化聚乙烯的結晶生長方式的轉變溫度比同等分子量的線性聚乙烯降低了約20Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide
在固定床二級催化裂化反應器上,實驗了白雲石、石灰石、高鋁磚等幾種催化劑作用下的焦油催化裂化過程以及炭化硅作用下的熱裂化過程,並對裂化溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和催化劑類型等過程參數對焦油轉化效果和熱解煤氣的影響進行了分析,對各種催化劑材料的性能進行了比較,力爭開發出可適用於工業化生物質氣化系統的焦油催化裂化技術。These products high rul good thermal shock resistance, high strength and abrasion resistance, their main applications are as followings ; high temperature zone of large and medium size rotary kilns, substituting magnesite chrome bricks in main part of electric furnace and converter for metallurgical industry
該產品具有荷重軟化溫度和強度高,熱震穩定性好和耐磨性優越的特點,主要用於大中型回轉窯高溫部位,代替鎂鉻磚並適用於冶金行業電爐、轉爐等主要部位。National key laboratory of advanced composites ( lac ) in beijing institute of aeronautics materials ( biam ) has developed a new medium temperature curing epoxy resin system, of which the glass transition temperature is 119. 88, for resin transfer molding ( rtm ). in order to investigate the relation between viscosity and time - temperature, the rheological behavior of the system was studied by dsc and viscosity experiments. a rheological model based on the dual - arrhenius equation was established and used to simulate the rheological behavior of the resin, which was in good agreement with experimental data
本文表徵了北京航空材料研究院先進復合材料國防科技重點實驗室樹脂組新開發出的rtm用中溫固化環氧樹脂體系3266 (玻璃化轉變溫度為119 . 88 )其粘度隨時間、溫度的變化關系,在粘度實驗和dsc熱分析實驗的基礎上,對用於rtm工藝的該環氧樹脂體系的化學流變特性進行研究,並根據雙阿累尼烏斯方程建立樹脂體系的流變模型。Then each characteristics of phosphate glass are presented. the best gain material is also obtained by melting chemic materials in special proportion. and the refractive index is 1. 547513, converted temperature is 426 c and erbium ion concentration is 2. 9 g / cm3 through measurement
測得磷酸鹽增益玻璃材料的折射率為1 . 547513 、轉變溫度為426 c ,玻璃密度為2 . 9g / cm3 ,而且還對玻璃的化學穩定性也進行了測試。For the crystalline polymer matrix, the ptc transition temperature is close to the melting point, while for the amorphous polymer matrix, the ptc transition temperature is close to the glass transition temperature
Ptc轉變溫度與體積膨脹的轉變溫度非常一致,對于結晶聚合物基體體系, ptc轉變溫度在基體的熔點附近,而對于非晶聚合物基體體系, ptc轉變溫度在基體的玻璃化轉變溫度附近。Glass transition temperatures decreased with the length of soft units increasing, however, the effects of soft units were random
隨柔性間隔基k度的增加,玻璃化轉變溫度卜降,但柔性間隔基對熔點的影響是無規律的。And the results of these two methods really show difference. we analyze the condition for the condensation using the concept of entropy and reach the conclusion that there will be no bec in the low dimension system. we get the relation between the critical temperature and the given number of the particles in a three - dimension infinite trap system directly, together with the tendency shown at a low temperature of the critical temperature " changing to the particle number
指出了兩種方法的結果在低溫區域的差別和高溫區域的一致性,比較結果表明,給定粒子數的系統處于低曲阜師范大學碩士研究生畢業論文第頁溫條件時,數值方法所求出的轉變溫度要比積分方法所得的結果高,並且轉變溫度隨粒子數的變化趨勢也要迅速,然後分析了兩種方法存在差別的原困。In this paper we establish math modal of transient temperature and stress fields of the turbine " rotor with finite element method, develop rotor ' s thermal status online monitor system by distribute computer and visual software, realize online show and analyst of temperature and stress fields when all kinds of transient condition, and finally provide reasonable and optimized operation suggestions, improve safety and economic level of unit sets " operation
本文採用有限元建立汽輪機轉子的暫態溫度場、應力場的數學模型,藉助計算機分散式計算、可視化等技術開發轉子的熱狀態在線監測系統,實現汽輪機在各種過渡工況下轉子溫度場、應力場的在線顯示與分析,提供合理的操作建議,提高機組運行的安全性與經濟性。This paper has analyzed water activity of food and close relation with moisture content, temperature, vitrification transfer temperature, provided measure methods based on different principles, listed some measure apparatus in common use, appointed to the problem existing in measure methods and apparatus in use
摘要本文分析食品中水分活度,以及與含濕量、溫度、玻璃化轉化溫度存在的密切關系;給出基於不同原理的測量方法,列舉一些常用的測量儀器;指出現有測量方法、儀器待解決的問題。Results show that the increase of semiconductor - metal phase transition temperature and the decrease extent of resistance is linear to zr ~ ( 4 + ) doping content, while the hysteresis width of vo _ 2 thin film fluctuates with zr ~ ( 4 + ) doping content
實驗結果表明:隨zr含量的增加, vo _ 2薄膜的半導體-金屬轉變溫度和電阻突變數量級呈線性下降,同時,隨摻雜量的增加, vo _ 2薄膜的熱滯寬度的變化規律是先減小后增大。Third, the mechanical properties were conducted by tensile test, and analyzed the relationship between the length, content, coupling agent levels and the tensile strength, tensile modulus of composites films. the result showed that the optimum formulation was the contents of long milled glass fiber 20. 0wt % and coupling agent kh - 550 1. 0wt %
最後,利用動態力學分析( dma )和差示掃描量熱儀( dsc )對所制備的應變片基底材料進行了熱學性能測試,得到了材料的玻璃化轉變溫度tg 、蠕變和應變回復率。Meanwhile, the choose of monomers composition, the amount of curing materials, the token of surface characteristic and the glass transition temperature of fluorited polymers were discussed, with the help of ft1r, dsc, and sem analysis
對配方選擇、固化劑的用量及含氟量進行了討論。利用ftir 、 dsc 、 sem等方法,對兩種含氟聚合物成膜性能、玻璃轉化溫度及膜的表面特徵進行了表徵。A new kind of generator rotor temperature measuring system is designed based on optical absorption behavior of gaas semiconductor
摘要根據砷化鎵半導體的光吸收特性,設計了一種新型的發電轉子溫度測量系統。It was also demonstrated that rosin in hybrid polymer functioned as a plasticizer to reduce glass transition temperature, which resulted in the reduction of strength and increase of elongation of polymer films
力學性能分析顯示歧化松香在雜合物中起到了增塑劑的作用,降低了聚合物的玻璃化轉變溫度,使得斷裂應力下降而斷裂伸長率有所增長。Glass - transition temperature
玻璃化轉變溫度Binders for paints and varnishes - determination of glass transition temperature
色漆和清漆粘合劑.玻璃化轉變溫度的測定分享友人