熔體結構 的英文怎麼說
中文拼音 [róngtǐjiēgòu]
熔體結構
英文
structure of melt-
The results show that there is anomalistic crystal whose size reaches nanometer grade in fine pvc ; the crystal structure is damaged by jet - milling, which induces the melting point of nanocrystal pvc decreases from 210 to 128. the nanocrystal pvc induces the decrease of plasicizing time and equilibrium torque and the increase of maximal torque, which show that the nanocrystal pvc have self - plasticization in pvc composites
通過sem 、 tem 、 ftir和dsc測試表明:氣流粉碎制得的pvc微粉中具有不規則納米晶體;氣流粉碎破壞了pvc的晶體結構,使納米晶pvc的熔點從210下降到128 ;納米晶pvc使體系塑化時間、平衡轉距的降低、最大轉距升高,具有自增塑作用。Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide
研究表明, tcs微孔化共混聚酯熔體在成型加工中的流變行為和可紡性,及其纖維的結構性能除了與原料切片的特性粘度、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加量、粒徑等因素的影響有關外,還與紡絲溫度、紡絲熔體壓力、噴絲板微孔尺寸、冷卻成形條件、熱管溫度、熱管安裝位置以及卷繞速度等因素的影響密切有關。The difference of reactive mechanisminduced the difference of their structure. v _ 2o _ 5 product prepared by melting - cooling showed more notable undefined structure. after heat - treating under300, particle size becomes smaller, and aggregate to globate grain, showesbetter electrochemical performance at low charge - discharge rate
熔融淬冷法合成的樣品其無定型結構更明顯,前驅體經過300熱處理后,材料的粒徑變細,團聚成球狀的顆粒,球狀特徵更顯著,在低倍率下具有較好的電化學性能。A new method should be discovered to design the function block. the thesis is based on the rheology and hydrokinetics of the polymer melt, and calculates the velocity in the die by fem simulation, and provides die design with theory proof. according to the existed theory, i summarize and conclude the fem formula of the polymer flow, and then write the program to calculate on the computer
本論文中功能塊結構的研究,是以熔體的流變性以及流體動力學理論基礎上,對在口模中的熔體進行數值模擬,計算出熔體在口模中的流動參數(主要是速度的分佈) ,從而可以科學的對功能塊幾何結構進行優化。The study shows that the products of quasicrystal materials mainly consists of a - ( ti, zr ) solid - solution, i - phase, and c14 - laves phase with the mgzn2 structure type
通過研究我們發現合成產物主要是由準晶i -相、 ( ti zr )固熔體相及具有mgzn2晶體結構的laves相所組成。Two kinds of n - substituted pyrrole ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide and 2 - ( 2 - pyrrol - 1 - yl - ethoxy ) - ethane - sulfonate sodium ) were synt hesized ; poly ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide ) / v2os nanocomposites were synthesized by two methods ( monomer in - situ intercalate polymerization and polymer intercalation in solvent ). to fabricate vaos sol by melt quenching, oxygen top - blend technique was applied to improve oxygenic part - pressure, decrease the oxygenic anoxic and restrain the increase of v4 + ion when vos was melted. the xos xerogel prepared by the new technique had more complete structure than the vos xerogel which v20s powder was melted in the air
針對以v _ 2o _ 5為原料、熔融淬冷法合成v _ 2o _ 5溶膠、制備v _ 2o _ 5干凝膠薄膜這一方法,提出了在v _ 2o _ 5熔融時運用氧氣頂吹工藝這一思路,目的是增加熔體表面的氧分壓,減少熔體的氧缺損,使v _ 2o _ 5干凝膠的v ~ ( 5 + )離子含量更高、其結構更完整、性能更穩定。The analysis of ir spectrum and melt flow index showed that the composite had a micro - crosslinking structure, and the analysis of dsc discovered there was - spherulite in the aggregate structure of the composite of pp
紅外光譜分析和熔體質量流動速率的測定表明,復合材料體系產生了微交聯; dsc分析發現, pp材料的聚集態結構中含有球晶。The problems can be addressed, in part, through a strongly reactive alloying addition, such as mg, li and so on, and through reinforcement coating. in this paper sicp / al composites and sicp / al - si composites fabricated by the pressureless infiltration method. in order to found out the influence the different quantity of the reactive alloying addition mg si ce on the wetting between sicp and molten metal as well as the properties of mmcs, the behaviors of molten metal, the mechanical properties, micro - structure and the interfacial reactions was investigated respectively
本文通過研究制備sicp al復合材料、 sicp al - si復合材料的過程中,熔融鋁液或鋁硅合金液的浸滲行為、 sic - al 、 sic - al - si之間的界面反應、復合材料的機械性能、微觀結構等,探討了不同量的活性元素mg 、 si 、 ce對sic顆粒與熔融基體之間的潤濕性及復合材料性能的影響。When heating temperature reached 300, crackings appeared on the surface of ceramic tiles but the microstructure of glaze exhibited no apparent change when heating temperature reached 900, the glaze melted, the crystal structure of the tiles broke down, the integrity of ceramic tile was destroyed and the intensity was almost lost
當溫度達到300 ,冷卻試驗時,釉面可產生裂紋,但顯微結構基本無變化;當溫度達到900 ,冷卻試驗時,釉面出現熔化現象,坯體晶體結構酥裂、破碎,完整性遭到破壞,強度基本喪失。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20" both primary and mating ring are made of solid - block construction for greater reliability and longer service life compared to the soldered, welded or sprayed hard - face designs used by other manufacturers.
與其他製造商所採用的低溫焊接、熔焊或噴射硬面設計相比,主密封環和配套密封環均採用固體單元結構,可靠性更高,使用壽命更長。It has a broader absorption band at 808 nm which is emitted by laser diode ( ld ). therefore, nd : cngg is suitable for ld pumping, the ld pumped all solid - state lasers can be made by using nd : cngg. in this study, nd : cngg single crystals of 25mm in diameter and above 80mm in length were successfully grown by the automatically pulling method from the melt
摻釹鈣鈮鎵石榴石(簡稱nd : cngg )是一種新型激光晶體,該晶體熔點低( 1470 ) ,具有無序結構,在通用的808nm半導體激光二極體( ld )發射波長區有寬吸收帶,因此很適合ld泵浦,可做成ld泵浦全固態激光器。In this paper the formula, the technics, the dosage of the filler and the macromolecule coupling agent are studied which influence the technics condition, mechanical properties, structure configuration. also x - ray large angle diffraction, scan electron microscope, dta etc are used to analysis and test the properties of the pp / talc composites. conclusions as follows : 1
本文系統地研究了復合體系配方、工藝方法、填料及偶聯劑用量對復合體系工藝條件、力學性能及結構形態的影響,同時利用廣角x射線衍射、掃描電鏡、 dta等對復合體系的性能進行了測試與分析,主要研究內容及結論如下: 1滑石粉的加入,雖然使pp的熔化時間增加,但是混煉能耗下降,有利於pp的加工;偶聯劑的加入,使pp的熔化時間增加,能耗略有降低,總體而言,對加工無不利影響。Molecular dynamics simulation and application in the research of metal melt structure
分子動力學模擬技術及其在金屬熔體結構研究中的應用The results showed that there was anomalistic crystal whose size reached nanometer grade in fine pvc ; it ' s about 80nm. the crystal structure was damaged by jet - milling, which induced the melting point of nanocrystal pvc decreased from 210 " c to 128 擄 c. the nanocrystal pvc induced the decrease. of plasicizing time and equilibrium torque and the increase of maximal torque, which showed that the nanocrystal pvc had self - plasticization in pvc composites
通過sem 、 tem 、 ftir和dsc測試表明:氣流粉碎制得的pvc微粉中具有不規則納米晶體,尺寸在80nm左右;氣流粉碎破壞了pvc的晶體結構,使納米晶pvc的熔點從210下降到128 ;納米晶pvc使體系塑化時間、平衡轉距降低、最大轉距升高,具有自增塑作用;納米晶pvc的加入使pvc的沖擊和拉伸強度都有大幅度上升。In this paper, pmnt, pznt single crystals in the vicinity of the morphotropic phase boundary were obtained by high - temperature solution technique. the growth, structure and phase stability of single crystals were studied. the results are shown as follows : 1
本論文採用高溫熔液法技術,對用高溫熔液法生長弛豫鐵電單晶材料工藝進行了研究,成功地制備出準同型相界附近的pmnt 、 pznt單晶材料,分析了晶體形成、晶體結構及其相結構穩定性,並對生長機理作了初步探索,主要研究結論如下: 1Cl, s, f, tongchang porphyry copper deposit and the dajishan tungsten deposit are selected as the studying objectives, detailed investigations have been conducted into the geological and geochemical characteristics of the granitic rock, biotite, trace element and ree geochemistry, fluid inclusion geochemistry and the partitioning coefficients of the f, cl, cu, w. based on these data, the following conclusions are drawn : ( 1 ) fluorine can reduce the viscosity and density of magma, temperature of solide - liquidus line and change the melt frame, but cl has little effect on the melt
主要的認識如下: ( 1 ) f在花崗質巖漿中,可以降低巖漿的粘度、密度、固液相線溫度、改變熔體結構,而cl對熔體結構沒有多大的影響。 f在流體?花崗質熔體相間,絕大多數配分系數小於1 . 0 ,趨向于熔體相中配分, d _ f隨體系中f濃度的升高而增加。The technical breakthroughs in growth of nd : cngg had been made. in particular, continuous laser operation was achieved from nd : cngg pumped by ld. when the crystal wafer was end - pumped by one bar of ld with 807nm wavelength, the cw laser output power of 123. 1 mw was obtained with slope efficiency of 22. 3 %
本論文用自動化熔體提拉技術成功生長出< 111 >方向的直徑25mm以上,長度80mm以上的平界面無核心nd : cngg單晶,確定了晶體結構和物相,測量了晶體的光譜性能,晶體消光比達到34db ,晶體生長技術有新的突破,實現了連續激光運轉,用單支807nm半導體激光二極體端面泵浦該晶體片子,在國內首次獲得123 . 1mw的1 . 062 m連續激光輸出,斜效率達22 . 3 % 。Modification effect andmechanism of sr, na in al - si alloy
合金熔體結構的影響Molecular dynamics computer simulation of structure of lacl3 - kcl melt
熔體結構的分子動力學研究分享友人